The human population has changed in ways that are similar to other populations. How has the human population changed since it first appeared on earth?.

Answers

Answer 1

The population has generally increased at rates that have varied over time since it first appeared on earth,

This significantly altered after 1800: the world population was roughly 1 billion in 1800 and has expanded sevenfold since then. On our globe, around 108 billion humans have ever lived. This indicates that the current population accounts for 6.5% of all persons ever born.

The world population took hundreds of thousands of years to reach one billion, and then it increased sevenfold in just 200 years. In 2011, the world population surpassed 7 billion, and it is presently estimated to be about 7.6 billion. This rapid growth has been fueled mostly by an increase in the number of people of reproductive age, and has been accompanied by considerable changes in fertility rates, rising urbanization, and quicker migration. These trends will continue resulting in human population growth which are varied over time.

To learn more about human population. Click, https://brainly.com/question/18508068

#SPJ4


Related Questions

Which structural level is impacted by denaturing a protein containing a single polypeptide?

Answers

Denaturing a protein containing a single polypeptide has an effect on the protein's tertiary structure level.

What are polypeptides and its function?

Polypeptides. Proteins are created by joining several amino acids together to form polypeptides. The bonding of two or more polypeptides results in the formation of proteins, which are then folded into the appropriate shape.

Hair and nails contain this protein. The other prevalent secondary structure is the sheet with -pleats.

How do proteins develop from polypeptides?

Amino acids join together to form polypeptides, which are another name for proteins, through a chain of peptide bonds. The interactions (dashed lines) between the side chains of the polypeptide's amino acids will determine which conformation the polypeptide will fold into next.

To know more about polypeptide visit:

https://brainly.com/question/28270191

#SPJ4

Which of the following characterizes best describe the chapparral?

Answers

Explanation: i hope this helps :)

Following is a cost benefit analysis regarding the removal of arsenic (a poison) in water. Consider the costs and benefits , choose a side , and explain why you chose the side that you did . Costs: this requires a vast array treatment technology with detailed specifications it will cost companies $60-700 million dollars to implement the changes. The companies will raise the price of their product drastically to counteract their expenses , making everyday items more expensive for you. Benefits : millions of dollars will be saved on potential health problems. Associated bladder and lung cancer instances will drop. This will lower the environmental impact of arsenic on the ecosystem .

Answers

The biggest harm to human health from arsenic comes from contaminated water used for drinking, food preparation, and irrigation of food crops.

It cause cancer and skin sores when consumed over an extended period of time. Diabetes and cardiovascular disease have also been linked to it. Exposure during pregnancy and in the early years of life has been associated to impaired cognitive development and an increase in the mortality of young adults.The most crucial measure in the affected communities is to provide a safe water supply in order to stop future arsenic exposure.Replace supplies with high levels of arsenic, such as groundwater, with sources with low levels that are also safe for microorganisms, like rainwater and treated surface water.Install centralized or household methods for removing arsenic, and make sure the extracted arsenic is disposed of properly. Technologies for removing arsenic include membrane processes, oxidation, coagulation-precipitation, absorption, and ion exchange. The key to successful interventions is community involvement and education. Avoiding drinking arsenic-contaminated water is the greatest strategy to prevent arsenic poisoning. Instead of attempting to remove arsenic from water for community water supplies, it would be feasible and more cost-effective to transfer to a source of water that is lower in arsenic.

Learn more about Arsenic here:

brainly.com/question/493434

#SPJ9

uwdbuwdbwubdbwl
Ah2e 2eh2eh 2dhbdausdas sudbaas

Answers

Answer:

Ascension Medical Group St. Vincent's Behavioral Health.

Explanation:

Predict what happens to cell membrane composition in the brain of a wolf living in yellowstone national park with hot summers and cool winters.

Answers

The cell membrane fatty acid composition will not change between season.

Which of the are following are most likely to diffuse by the cell membrane?

Phospholipids are made up of a single phosphate molecule that is often attached to the polar head group that defines the lipid group as well as a glycerol molecule bound to two lipid tails. These molecules have hydrophilic heads on a hydrophobic body.

It is likely that CO2 travels across the lipid bilayer far more quickly than any other molecule of these. Since CO2 only consists of three relatively tiny atoms and lacks a dipole moment, it is naturally predisposed to pass through the membrane quickly. There is no charge separation and a linear geometry since the two oxygens are joined by a double bond. The other compounds described are either significantly larger or both.

To learn more about Cell membrane refer

https://brainly.com/question/13524386?

#SPJ4

Seasonal variations will not affect the fatty acid composition of cell membranes.

Which permeates a cell membrane?

Diffusion is a key mechanism for material mobility inside cells and for vital tiny molecules to pass the cell membrane.

For tiny, neutral molecules like oxygen and carbon dioxide, the cell membrane is only partially permeable. It selectively allows chemicals the cell requires, like glucose, amino acids, and others, to pass through.

Since the lipid bilayers are semi-permeable, certain molecules can diffuse through them while others cannot.

Gases and small hydrophobic molecules, such as oxygen and carbon dioxide, quickly traverse membranes.

Although they move more slowly, small polar molecules like water and ethanol can also cross membranes.

Only a select few simple molecules can pass through the cell membrane by diffusion, including water, carbon dioxide, and oxygen.

To learn more about cell membranes, refer

https://brainly.com/question/11399021

#SPJ4

suzie q wants to know the effect of different colors of light on the growth of plants. she believes that plants can survive best in white light. she buys 5 ferns of the same species, which are all approximately the same age and height. she places one in white light, one in blue light, one in green light, one in red light and one in the closet. all of the ferns are planted in miracle-grow and given 20 ml of water once a day for 2 weeks. after the two weeks, suzie observes the plants and makes measurements. hypothesis: if plant growth is affected by color of light, then white light will produce the most plant growth.

Answers

As stated in the preceding statement Plants will grow the tallest when exposed to white light.

What are plants referred to as?

A plant is a living entity with a stem, leaves, and roots that develops in the soil. Each plant needs watering as needed. exotic vegetation Alternative words: flower, shrub, veggie, herb more words for "plant"

In what ways do plants benefit the environment?

They contribute to the atmosphere's oxygen supply, take up carbon dioxide, offer habitat and food to animals and people, and control the water cycle [1]. Plants are essential to the environment in a variety of ways, thus this fact should not be overlooked.

To know more about Plants visit:

https://brainly.com/question/22167412

#SPJ4

Nad is a coenzyme for many enzymes involved in redox reactions. this means that __________.

Answers

This implies that if NAD+ is not present, enzymes that need on it as a co-enzyme will not work properly.

Describe a coenzyme:

Many enzymes need coenzymes, which are organic substances, for catalytic activity. They frequently contain vitamins or vitamin compounds. They can occasionally serve as catalysts in the absence of enzymes, however not as efficiently as when an enzyme is present.

How can coenzymes support enzymes?

Coenzymes support the actions of enzymes in turn. To assist enzymes in carrying out their tasks, they bind to them in a loose manner. Coenzymes are organic, non-protein molecules that help an enzyme's catalysis, or reaction.

To know more about Coenzyme visit:

https://brainly.com/question/11097938

#SPJ4

Assisting in coordination of movement, sleep, respiration, appetite, and facial sensations are functions of the __________. a. pons b. medulla c. cerebellum d. brainstem please select the best answer from the choices provided a b c d

Answers

Answer:The answer is a pons.

Explanation:Please give brainliest if right.

Trans fatty acids are now considered more atherogenic than saturated fatty acids because they ________. group of answer choices

Answers

Trans fatty acids are now considered more atherogenic than saturated fatty acids because they lower HDL cholesterol(good cholesterol) and they raise LDL cholesterol( bad cholesterol).

What are trans fatty acids?

Trans fatty acids are thought to be more atherogenic than saturated fatty acids because they diminish high-density lipoproteins (HDL) while increasing low-density lipoproteins (LDL) to a level comparable to that of saturated fats.

Why HDL is considered good cholesterol and LDL bad cholesterol?

Because a healthy amount of HDL cholesterol may prevent heart attack and stroke, it is sometimes referred to as the "good" cholesterol. LDL (bad) cholesterol is transported by HDL from the arteries back to the liver, where it is metabolized and eliminated from the body.

To know more about Trans fatty acids and saturated fatty acids, visit: https://brainly.com/question/10509593

#SPJ1

Which of the following would contain membrane-bound organelles? (select all that apply)
Prokaryotic Cells

Bacteria Cells

Eukaryotic Cells

Plant Cell

Virus

Animal Cell

Answers

Answer: Eukaryotic cells

Explanation: Eukaryotic cells contain all membrane bounded organelles.

golgi bodies, mitochondria, nucleus, vacuoles etc

Asking questions to check your perceptions is called _____________. a. indirect perception checking b. observation c. filtering d. direct perception checking please select the best answer from the choices provided a b c d

Answers

Asking questions to check your perception is called d. direct perception.

According to the direct perception theory, the information that is required for perception is external to the observer, which means that one can directly sense an object established on the properties of the distal stimulation alone, unassisted by inference, recollections, the building of illustrations, or the effect of other cognitive operations.

For example, when an ape watches other apes advancing into a tree, grasping something, and then placing it into its mouth, this should be instantly sensed as feeding without the necessity for thought. The Intelligibility of this conduct is not only defined by species-specific biology but instead allowed by the attributes of the circumstances.

To learn more about direct perception here

https://brainly.com/question/1638401

#SPJ4

Answer: D. "direct perception checking"

Explanation:

100% on edg

what is a cell and why is it important

Answers

Answer:

The smallest unit that can live on its own and that makes up all living organisms and the tissues of the body

Answer:

Everything living in existence needs cells in order to operate on a daily basis. Cells have many parts, each with a different function. Some of these parts, called organelles, are specialized structures that perform certain tasks within the cell. Here are some of the major parts of the cell you may recognize from your high school textbook:

You may have heard the phrase “cells are the basic building blocks of life,” numerous times in school when growing up. This is because the human body is made up of trillions - yes, TRILLIONS - of cells. These cells carry out specialized functions such as providing structure for the body, taking in nutrients from food, and converting nutrients into energy.

Each and every cell is made up of many different parts, each with its own unique function to help the body get through the day. Some of the major parts of human cells include the cytoplasm, cytoskeleton, endoplasmic reticulum, the Golgi apparatus, lysosomes and peroxisomes, the nucleus, and mitochondria. You can help take better care of your cells so they can carry out their job easier largely through your diet and the nutrients you consume.

Which option identifies what the florist should save, rather than prune away in the following scenario?

A florist is trying to reduce the flowers that will grow on a rose bush, so that the remaining flowers will
be larger and will grow on long central stems suited to cutting.

O terminal bud <
O spur
O lateral bud
O Crown <

Note: it’s either A or D

Answers

A florist is trying to reduce the flowers that will grow on a rose bush , so that the remaining flowers will be larger and will grow on long central stems suited to cutting therefore the florist will save the terminal bud and is denoted as option A.

What is Terminal bud?

This is the type of bud which is located as the ape-x of the stem and is responsible for all of its new growth. This is therefore the reason why it is known as the main bud of the plant.

In a situation whereby the florist wants to reduce the flowers that will grow on a rose bush, so that the remaining flowers will be larger, the florist will save the terminal bud which is therefore the reason why option C was chosen as the most appropriate choice.

Read more about  Terminal bud here https://brainly.com/question/948589

#SPJ1

A biology student wanted to study the effect of fertilizer on the growth of tomato plants. He placed four of the same type of tomato plants into separate containers, each containing the same amount of soil. Each pot received a different watering solution, containing varying amounts of fertilizer.
The table below shows the average height of the plants by the end of one week.

Plant group Fertilizer amount (g) Avg height of plants (cm)
1 0 3.0
2 5 3.2
3 10 4.4
4 20 5.0

What is the independent variable in this experiment?
Choose 1 answer
A The type of tomato plant
B
The amount of fertilizer
C
The height of the plants
D The amount of soil provided

Answers

The amount of soil provided is referred to as the  independent variable in this experiment and is denoted as option D.

What is Independent variable?

This is defined as a type of variable which doesn't change and is not influenced by other variables in the experiment.

In thus scenario, we were told that there was difference in the tomato plants and fertilizer as well as the watering which means they are dependent variable. The fixed variable is the amount of soil provided which is the reason why option D was chosen as the correct choice.

Read more about Independent variable here https://brainly.com/question/25223322

#SPJ1

Mention the role of Ca 2+ ions during muscle contraction.

Answers

Answer:

ticfhxhfcjgcgjcgjgjgjcgjc

what is all the tiny photoautotrophs found near the surface of a body of water

Answers

Answer:

Phytoplankton. It refers to all the tiny photoautotrophs found on or near the surface of a body of water. Phytoplankton usually are the primary producers in aquatic ecosystems.

Explanation:

Hope it helps! =D

complete the statements about the nature of scientific knowledge. among the different types of scientific knowledge, are likely to be modified or discarded most frequently. long ago, in the 1600s, scientists discarded the phlogiston theory because .

Answers

Among the different types of scientific knowledge, are likely to be modified or discarded most frequently. In the 1600s, scientists discarded the phlogiston theory because new evidence didn’t support it.

Phlogiston Theory

The phlogiston theory is a defunct scientific idea that proposed the existence of phlogiston, a fire-like element stored within combustible bodies and released after combustion. The name is derived from Ancient Greek. Johann Joachim Becher first introduced the notion in 1667, and Georg Ernst Stahl later formalised it. Phlogiston theory sought to explain chemical processes like combustion and rusting, which are now referred to as oxidation. It was challenged by the resulting weight gain, and it was abandoned before the end of the 18th century as a result of experiments by Antoine Lavoisier and others. Phlogiston theory led to tests, which resulted in the discovery of oxygen.

To learn more about phlogiston theory

https://brainly.com/question/13070283

#SPJ4

A research team monitoring a local freshwater ecosystem noticed that over the past few years the otter population had declined significantly, while the populations of other species remained fairly constant. After running tests, the research team determined that mercury levels in invertebrates and small fish in the ecosystem were very high. In this ecosystem, what role did the otters occupy?.

Answers

A research team monitoring a local freshwater ecosystem noticed that over the past few years the otter population had declined significantly, while the populations of other species remained fairly constant. After running tests, the research team determined that mercury levels in invertebrates and small fish in the ecosystem were very high. In this ecosystem, the otters occupied the role of b. indicator species.

In the field of biology, an indicator species can be described as a population that serves as an indicator for a specific environmental concern. A rapid increase, decrease or complete removal of that population can indicate an environmental issue.

Indicator species help scientists to observe an ecosystem and determine what issue might have arisen in that particular ecosystem.

In the case above, the decline in the otter population represented to scientists that there is an issue with the local freshwater ecosystem. Hence, the otter species acted as indicator species. Upon research, it was found that mercury levels had increased in the local freshwater ecosystem.

Although a part of your question is missing, you might be referring to this question:

A research team monitoring a local freshwater ecosystem noticed that over the past few years the otter population had declined significantly, while the populations of other species remained fairly constant. After running tests, the research team determined that mercury levels in invertebrates and small fish in the ecosystem were very high. In this ecosystem, what role did the otters occupy?

a. Pioneer species

b. Indicator species

c. Primary consumer

d. selected species

To learn more about indicator species, click here:

https://brainly.com/question/24926643

#SPJ4

In comparison to a low-density lipoprotein, a high-density lipoprotein contains ____

Answers

In comparison to the different types of low-density lipoprotein molecules, a high-density lipoprotein molecule is known to contain less lipid (it is a biomolecule).

What are lipid molecules?

Lipid molecules represent a broad category of biomolecules composed of a given glycerol backbone which may be attached to one or more fatty acid chains and thus form diverse structures ranging form phospholipids (having phosphate groups) to steroid hormones such as cholesterol.

In conclusion, in comparison to the different types of low-density lipoprotein molecules, a high-density lipoprotein molecule is known to contain less lipid (it is a biomolecule).

Learn more about lipid molecules in nature here:

https://brainly.com/question/5583239

#SPJ1

Some neurons have short axons that do not extend beyond the vicinity of the cell body. what are these called? .
a. golgi type ii neurons
b. golgi type i neurons

Answers

Answer:

a.Golgi type ii neurons

Explanation:

Golgi type ii neurons have few sparsely branching dendrites and dendritic stalked appendages with or without terminal swellings.

1) excess neurotransmitters are reabsorbed in a process known as reuptake; 2) synaptic vesicles release their neurotransmitters into the synapse; 3) action potential arrives at the terminal button; 4) neurotransmitters travel across the synapse; 5) neurotransmitters bind to receptors on the dendrites of the adjacent neuron; 6) the neuronal signal moves rapidly down the axon to the terminal buttons

Answers

The process takes place in the order 6, 3, 2, 4, 5, 1 :

6) the neuronal signal moves rapidly down the axon to the terminal buttons,

3) action potential arrives at the terminal button,

2) synaptic vesicles release their neurotransmitters into the synapse,

4) neurotransmitters travel across the synapse,

5) neurotransmitters bind to receptors on the dendrites of the adjacent neuron,

1) excess neurotransmitters are reabsorbed in a process known as reuptake

What is neurotransmitters?

To influence another cell across a synaptic gap, a neuron produces a chemical signaling agent known as a neurotransmitter. Any significant organ, target cell, gland, or muscle cell that receives the signal could be another neuron as well.

The neuronal signal moves rapidly down the axon to the terminal buttons and then action potential arrives at the terminal button. synaptic vesicles release their neurotransmitters into the synapse then neurotransmitters travel across the synapse and then neurotransmitters bind to receptors on the dendrites of the adjacent neuron. The excess neurotransmitters are reabsorbed in a process is known as reuptake.

To know more about neurotransmitters, go to URL

https://brainly.com/question/26387085

#SPJ4

nutrients from croplands are carried by the mississippi river into the gulf of mexico. if nutrients are good for growth, why are scientists concerned about this nutrient influx? higher productivity may result in increased respiration by bacteria feeding on sinking algal material, depleting oxygen within gulf waters. the nutrient runoff depletes nitrate, which cannot be made industrially. higher productivity may support greater numbers of sharks. higher productivity may support greater diversity of phytoplankton species.

Answers

Higher productivity may result in increased respiration on sinking algal material, depleting oxygen within gulf waters.

What is respiration ?

In terms of physiology, respiration is the transfer of oxygen from the external environment to the cells inside tissues and the removal of carbon dioxide in the opposite direction, that is, back into the external environment.

The biochemical definition of respiration, which describes a metabolic process through which an organism obtains energy (in the form of ATP and NADPH) by oxidizing nutrients and releasing waste products, is distinct from the physiological definition. Although cellular respiration and life as we know it in animals depend on physiologic respiration, the two processes are different: cellular respiration occurs within individual organism cells, whereas physiologic respiration deals with the diffusion and transport of metabolites between the organism and the outside environment.

By using both ventilation and perfusion, the lung exchanges gas.

To learn more about respiration  from the given link:

https://brainly.com/question/18169685

#SPJ4

Which option identifies the best way for the plant breeder to succeed in the followingscenario?

A plant breeder wants to make a specific cross between one variety of flower and another, and wishes
to make sure that the plant can only be pollinated by the chosen variety of flower.

O remove the anthers and the style but leave the flower open to air and insect pollinators
O remove the stigma bu leave the flower open to air and insect pollinators
O remove the stigma and isolate the flower from air and insect pollinators
O remove the anthers and isolate the flower from air and insect pollinators

Answers

The best way to make sure that only a specific cross occurs between one variety of flower and other is to: (b) remove the stigma but leave the flower open to air and insect pollinators.

Cross in reproductive biology is the fusion of the male gamete and the female gamete to give birth to offspring. The cross generally happens within the same species, however it can happen outside the species too.

Stigma is the receptive organ and a part of the female reproductive system in flowers. It is sticky substance on its tip, so as to receive the pollen grains. Upon receiving pollen forms pollen tube to transport the male nucleus to the ovary. The stigma is attached to the ovary through a style. If the stigma is removed, the flower will not be able to receive any unwanted pollen and the desired pollen can be introduced artificially to perform the specific cross.

To know more about stigma, here

brainly.com/question/10107438

#SPJ1

4. Which has a higher concentration, 100 mL of water with 1 gram of sugar dissolved, or 100 mL of water with 10 grams of sugar dissolved?



5. Recall from Unit 1 that a solution is made up of a solute and a solvent.
What are the definitions of these two terms?

Solution:

Solvent:


6. When substances diffuse, they move from an area of ___________ concentration to an area of _________________ concentration.


7. True / False: In diffusion, no additional energy is required by the cell.


8. What is dynamic equilibrium?



9. What are two types of materials that move across a membrane by facilitated diffusion?



10. What general type of cell transport does not require any energy from the cell?

Answers

4. 100 mL of water with 10 grams of sugar dissolved has a higher concentration.

5. Solution is a solvent with dissolved solute. A solvent is a substance capable of dissolving a solute to form a solution.

6. Diffused substances move from areas of higher concentrations to areas of lower concentrations.

7. No energy is needed in simple diffusion.

8. Dynamic equilibrium is also known as moving equilibrium.

9. ions and amino acids

10. Passive transports

Cellular transportation

A 100 mL of water with 1 gram of sugar dissolved has a lower concentration than 100 ml of water with 10 grams of sugar dissolved. The latter contains more dissolved solute.

A solution is formed when a solvent dissolves a solute. A solvent is just a substance capable of dissolving solutes to form solutions.

When a substance diffuses spontaneously, it moves from areas of higher to areas of lower concentration. If it happens otherwise, such a diffusion has become facilitated.

Simple diffusions do not require energy. However, facilitated diffusion may require energy in the form of ATP.

Dynamic equilibrium occurs when substances keep moving to and from one region to another without any net movement.

Materials that are capable of moving across a membrane by facilitated diffusion include ions, carbohydrates, amino acids, nucleosides, etc.

Cell transports that do not require energy are said to be passive. Alternatively, they are active when they require energy.

More on cell transport can be found here: https://brainly.com/question/13050785

#SPJ1

Which describes the geocentric model of the solar system?

Answers

Earth is at the center. The sun and all other planets orbit Earth.

Within the geocentric system, the Earth is taken into consideration to be the middle of the sun device. The Moon, the planets, the solar, and the celebs all rotate across the Earth with uniform round motion. They compose the heavens, which are taken into consideration to be airy and unchanging.

Geocentric model, any concept of the shape of the sun device or the universe in which Earth is assumed to be in the middle of it all. The most especially evolved geocentric version turned into that of Ptolemy of Alexandria 2d century CE. An astronomer named Eudoxus created the primary model of a geocentric universe around 380 B.C. Eudoxus designed his model of the universe as a chain of cosmic spheres containing the stars, the solar, and the moon all built around the Earth at its center.

Learn more about The solar system here:-https://brainly.com/question/1286910

#SPJ9

Answer:

a model in which earth is at the center of the solar system

Explanation:

Can someone please Help me out I really need the answers
1. List four structures in a eukaryotic animal cell that aren’t found in prokaryotic cells
2. Name two structures found in both prokaryotic and eukaryotic cells.

Answers

Answer:

Answer to question 1.

mitochondrialysosomesgolgi apparatusperoxisomes

Answer to question 2.

cell membranecytoplasm

Explanation:

Macronutrient recommendations for athletes, such as carbohydrates, are best expressed in what way due to the high amount of calories athletes need to consume?.

Answers

Macronutrient recommendations for athletes, such as carbohydrates, are best expressed in grams/kilogram of body weight due to the high amount of calories athletes need to consume.

Athletes require more macronutrients than average people as they indulge in a lot of muscle activity. As they have more muscle activity, their macronutrient requirements, such as carbohydrates, are more than an average person. Hence, their calorie intake is more.

To measure how much macronutrients an athlete should use grams/kilogram of body weight are used. The grams/kilograms are bigger units for weighing so that intake of macronutrients for athletes can be done properly. The diet of an athlete shall be properly knowledge as his diet heavily influences his performance and his muscle ability.

Although a part of your question is missing, you might be referring to this question:

Macronutrient recommendations for athletes, such as carbohydrates, are best expressed in what way due to the high amount of calories athletes need to consume?

a. calories of body weight

b. percentage of body weight

c. milligrams/kilograms of body weight

d. grams/l#kilograms of body weight

To learn more about athletes, click here:

https://brainly.com/question/1210989

#SPJ4

Hemoglobin is a protein that is destined to be exported from the cell in which it was created. what is the path of hemoglobin from creation to export?

Answers

The path of hemoglobin from creation to export are:

Hemoglobin transports O2 from lungs to repairing tissues, used for aerobic metabolism in mitochondria

O2 diffuses freely or binds to myoglobin aiding transport to mitochondria.

CO2 is produced, carried back to lungs by hemoglobin or in the plasma as HCO3-

What is haemoglobin?

Haemoglobin is an iron-containing substance in red blood cells that transports oxygen from the lungs to the rest of the body. it consists of a

protein (globulin),haem (a porphyrin ring with an atom of iron at its centre).

It can also be defined as an oxygen carrying compound found in human blood. It is found to contain 0.3335% iron by mass. It is already known that one molecule of hemoglobin contains four atoms of iron.

Learn more about haemoglobin:

https://brainly.com/question/24172325

#SPJ1

For a population containing 70 females and 30 males, what is the effective population size, ne ?.

Answers

The effective population size would equal 84.

How do find an effective population size?

The effective population size is the size of a population that would have the same rate of heterozygosity loss as the current population.

In a population containing 70 females and 30 males, the effective population size is

4 x males x females / males + females

= 4 x 70 x 30 / 70 + 30

= 8400 / 100

= 84

The effective population size is 84.

To learn more about effective population size, refer

https://brainly.com/question/28602581

#SPJ4

Refer to the diagram What occurs at G1? What happens before G2? What is the name of that stage?​

Answers

Answer:

Interphase is composed of G1 phase (cell growth), followed by S phase (DNA synthesis), followed by G2 phase (cell growth). At the end of interphase comes the mitotic phase, which is made up of mitosis and cytokinesis and leads to the formation of two daughter cells.

Explanation:

At the end of interphase comes the mitotic phase, which is made up of mitosis and cytokinesis and leads to the formation of two daughter cells.

Other Questions
Use the excerpt the answer the question.This chapter most likely represents the novels A. exposition. B. rising action. C. climax. D. falling action. E. denouement.Pride and Prejudice by Jane Austen, Chapter 2 1 Mr. Bennet was among the earliest of those who waited on Mr. Bingley. He had always intended to visit him, though to the last always assuring his wife that he should not go; and till the evening after the visit was paid she had no knowledge of it. It was then disclosed in the following manner. Observing his second daughter employed in trimming a hat, he suddenly addressed her with: 2 I hope Mr. Bingley will like it, Lizzy. 3 We are not in a way to know what Mr. Bingley likes, said her mother resentfully, since we are not to visit. 4 But you forget, mamma, said Elizabeth, that we shall meet him at the assemblies, and that Mrs. Long promised to introduce him. 5 I do not believe Mrs. Long will do any such thing. She has two nieces of her own. She is a selfish, hypocritical woman, and I have no opinion of her. 6 No more have I, said Mr. Bennet; and I am glad to find that you do not depend on her serving you. 7 Mrs. Bennet deigned not to make any reply, but, unable to contain herself, began scolding one of her daughters. 8 Don't keep coughing so, Kitty, for Heaven's sake! Have a little compassion on my nerves. You tear them to pieces. 9 Kitty has no discretion in her coughs, said her father; she times them ill. 10 I do not cough for my own amusement, replied Kitty fretfully. When is your next ball to be, Lizzy? 11 To-morrow fortnight. 12 Aye, so it is, cried her mother, and Mrs. Long does not come back till the day before; so it will be impossible for her to introduce him, for she will not know him herself. 13 Then, my dear, you may have the advantage of your friend, and introduce Mr. Bingley to her. 14 Impossible, Mr. Bennet, impossible, when I am not acquainted with him myself; how can you be so teasing? 15 I honour your circumspection. A fortnight's acquaintance is certainly very little. One cannot know what a man really is by the end of a fortnight. But if we do not venture somebody else will; and after all, Mrs. Long and her nieces must stand their chance; and, therefore, as she will think it an act of kindness, if you decline the office, I will take it on myself. 16 The girls stared at their father. Mrs. Bennet said only, Nonsense, nonsense! 17 What can be the meaning of that emphatic exclamation? cried he. Do you consider the forms of introduction, and the stress that is laid on them, as nonsense? I cannot quite agree with you there. What say you, Mary? For you are a young lady of deep reflection, I know, and read great books and make extracts. 18 Mary wished to say something sensible, but knew not how. 19 While Mary is adjusting her ideas, he continued, let us return to Mr. Bingley. 20 I am sick of Mr. Bingley, cried his wife. 21 I am sorry to hear that; but why did not you tell me that before? If I had known as much this morning I certainly would not have called on him. It is very unlucky; but as I have actually paid the visit, we cannot escape the acquaintance now. 22 The astonishment of the ladies was just what he wished; that of Mrs. Bennet perhaps surpassing the rest; though, when the first tumult of joy was over, she began to declare that it was what she had expected all the while. 23 How good it was in you, my dear Mr. Bennet! But I knew I should persuade you at last. I was sure you loved your girls too well to neglect such an acquaintance. Well, how pleased I am! and it is such a good joke, too, that you should have gone this morning and never said a word about it till now. 24 Now, Kitty, you may cough as much as you choose, said Mr. Bennet; and, as he spoke, he left the room, fatigued with the raptures of his wife. 25 What an excellent father you have, girls! said she, when the door was shut. I do not know how you will ever make him amends for his kindness; or me, either, for that matter. At our time of life it is not so pleasant, I can tell you, to be making new acquaintances every day; but for your sakes, we would do anything. Lydia, my love, though you are the youngest, I dare say Mr. Bingley will dance with you at the next ball. 26 Oh! said Lydia stoutly, I am not afraid; for though I am the youngest, I'm the tallest. 27 The rest of the evening was spent in conjecturing how soon he would return Mr. Bennet's visit, and determining when they should ask him to dinner. please can you help me on this questionFill in the missing word. In plants, __________ is used to strengthen the cell wall. Increased environmental complexity and uncertainty make the manager's job even more important now than it was 20 or 30 years ago. true/ false needddd help asaapppppp Question 13 and 14 I need help Given the fragmented nature of the U.S. economy and the freedom given to private interests, which sector can be trusted more fully to advance policies that create economic growth Which threeletters havehorizontalsymmetry? M A O H C True or False: The deaf take a long time to say goodbye for each final matrix, state the solution.1 0 0 | 3 0 1 0 | -10 0 1 | 81 0 -6 | 110 1 4 | 70 0 0 | -21 0 2 | 90 1 -8 | 50 0 0 | 0 Please helpit's high school math 12 push-ups in 2 days = push-ups per day Stella wants to revise her summary so that it only includes major details about the starfish species. Which change should she make to her summaryadd her personal story about an experience with starfish add her personal story about an experience with starfish delete the minor details about the leather star speciesdelete the minor details about the leather star speciesadd information about starfish from other textsadd information about starfish from other textsexplain why starfish are her favorite sea creature Please answer the question in the photo for a brainliest! (20 points) When 50. 08 g of 1. 00 m naoh at 23 c is added to 50. 22 g of 1. 00 m hcl at 23 c, the resulting temperature of the mixture is 29. 7 c. Is the reaction endothermic or exothermic?. What is the input value for which f(x)=-3f(x)=3f, left parenthesis, x, right parenthesis, equals, minus, 3? Simplify. (1-2 2)(1+22) U(10,1) after a rotation 270 clockwise around the origin. I'm having trouble with this problem, if anyone could help I would really appreciate it. Thank you :) The fact that the Lord's Proprietors never set foot in the colony of Carolina most likely led to which of the following?ResponsesColonist were attacked by the Cherokee and Catawba native leading to their defeat and loss of Charleston Colonist were attacked by the Cherokee and Catawba native leading to their defeat and loss of Charleston The failure of the settlement of Albemarle Point lead to the new settlement at Charles TownThe failure of the settlement of Albemarle Point lead to the new settlement at Charles TownThe rise in the production of Rice led to an increased need for funding and enslaved laborThe rise in the production of Rice led to an increased need for funding and enslaved laborColonist discouraged over lack of help and protection asked the King to make Carolina a royal colony. The ____ led to King Philip's War.Great RevivalPeacock WarPequot WarMetacomet's WarKumquot War