Answer:1)False2)True3)true4)false5)true
Explanation:1)Heat of vaporization is the amount of heat absorbed when one mole of a liquid is changed into vapours.
2)The close packing of molecules in saturated fatty acids make them solids.While the molecules in unsaturated fatty acids have the bends that dont allow them to pack tightly and they appear as oils.
3)Study Of various chemical constituents of food like carbs,proteins,lipids etc
4) The simplest life form is known as bacteria,but not surrounded by a protein coat.Protein coat(capsid) is a characteristic of virus.
5)carbs give bulkness,sweetness,coating ability,viscosity etc
A marine biologist assigns an identification number to each dolphin in a pod
based on the dolphin's unique fin markings. The identification number is an
example of what kind of data?
OA. Qualitative data
O
B. Discrete data
OC. Quantitative data
OD. Continuous data
A marine biologist assigns an identification number to each dolphin in a pod based on the dolphin's unique fin markings. The identification number is an example of Quantitative data. Thus option C is correct.
what are the different types of data in research ?There are different types of data which describe the things after assigning value to these data, can be used for analysis of data, to organize, process, and present the information.
Qualitative data is defined as in the form of words and descriptions forms which can only be observed, harder to analyze in research like taste, experience, texture, or opinion.
Quantitative data which can be measured and expressed in the form of numerical value, For example, age, rank, cost, length, weight, scores.
Thus option C is correct.
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What is amylase?
a. acid in the stomach
b. another name for the large intestine
c. an enzyme that breaks down food
d. a nutrient absorbed in the small intestine
I think it is C because it is an enzyme or protein but not a nutrient. Help?
Answer:
What is amylase?
a. acid in the stomach
b. another name for the large intestine
c. an enzyme that breaks down food
d. a nutrient absorbed in the small intestine
i
Explanation:
Its C
Read about the reproductive processes of the animals below. Then decide
whether the process is an example of asexual reproduction,
sexual reproduction, or both.
Which step in the scientific method is next after collecting data?
A. form a hypothesis
B. come to a conclusion
C. Purpose a theory
D. design a model
Answer:
B
Explanation:
After collecting your data you'll be able to use that data to come to a conclusion and test to see whether your hypothesis was right or wrong
Question 10 of 10
Scientific research has led to the discovery of many types
of bacteria and viruses that cause human diseases.
Which statement best describes the impact of this scientific research?
O A. It has a negative impact on society but a positive impact on the
environment as new species are discovered.
B. It harms the environment because it prevents scientists from
researching environmental problems.
C. It has a negative impact on both society and the environment.
D. It benefits society because the research helps scientists develop
new treatments.
Answer: The discovery of viruses paved the way to understanding these mysterious infections. And, although Koch's postulates could not be fulfilled for many of these infections, this did not stop the pioneer virologists from looking for viruses in infections for which no other cause could be found.
Explanation:
please help i need this to be done asap! (the second stanza)
Answer:
its the power house of the cell.
Explanation:
its the site of enzymatic reactions and provide energy to the cell.thus called power house of the cell.
What are the properties of water? Answer in 2-4 sentences, including the words below:
Polar
Cohesion
Adhesion
Surface tension
The main properties of water are its high polarity, high specific heat, high heat of vaporization, low density as a solid, and attraction to other polar molecules, highly Cohesive, high adhesive power
These hydrogen bonds are the constantly breaking, with the new polarity, bonds being formed with the different water molecules; but at any given time in the sample of the liquid water, a large portion of the molecules are to be held together by such bonds. Water also has the high adhesion properties because of its polar nature. the Water travels throughout your body that carrying nutrients, oxygen, and the wastes to and from your cells and also through organs. Water keeps your body cool as part your body's the temperature regulating the system. Water cushions your joints, and they protects your tissues and the organs from the shock and damage.
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What is the significance of farmers learing how to use these
technologies and integrating them into the decisions they make on a daily basis for growing crops and raising animals?
Farmers need to adapt precision agriculture to increase the crop yield, productivity and bring the expenses in control.
For every farmer, agricultural retailer, and agronomist, technology has evolved into a necessary component of conducting business. No one should be shocked by the high rate of technological use in agriculture. Farming requires a lot of land and effort. Farmers are compelled to employ technology to boost productivity and control expenses.
Precision farming and precision ag are other terms for precision agriculture. The best approach to grasp precision agriculture may be to see it as anything that makes farming more precise and regulated when it comes to producing animals and growing crops.
The utilization of information technology and a variety of tools, including GPS guidance, robots, control systems, drones, sensors, telecommunications, autonomous vehicles, GPS-based soil sampling, variable rate technology, automated hardware, and software, is a crucial aspect of this farm management strategy.
Another crucial phrase associated with the fusing of approach and technology is "precision agronomics." It primarily focuses on offering more precise farming methods for planting and cultivating crops.
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According to Newton's 1st law of motion, called the law of inertia, if you kick a soccer ball on a field of grass, it will stop because _____.
only you can make it stop
inertia makes it stop
friction from the grass makes it stop
it won't stop
Friction from the grass makes it stop.
Law of inertia states that every object will remain in its position or rest or in a straight line of uniform motion until it is compelled to change the sate by and outside action.
So here in this case if you kick a soccer ball on a field of grass, it will stop because of the friction on the grass ground. friction is a type of force which is acting here. when we kick the ball there is an inertia acting on the ball and it starts moving as the ball is moving the friction force is acting on the ball when the friction force is greater than the ball it will stop moving.
So the friction from the grass makes the ball to a stop
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Explain how it is possible for members of the same species to be members of different populations?
Answer:
Differences between members of the same species are called genetic variations.
Which of the following chemical reactions represents the Catalase reaction?
H₂O + O₂->> H₂O₂
H₂O₂ ----> H₂O + 0₂
2H₂O2 -> 2H₂O + O₂
2H₂O + O₂->> 2H₂O2
The reaction 2H₂O2 -> 2H₂O + O₂ shows Catalase reaction. The correct option is 3.
What is Catalase reaction?The catalase reaction encompasses the breakdown of hydrogen peroxide (H₂O₂) into water (H₂O) and oxygen (O₂).
The enzyme catalase facilitates this reaction. The reaction is represented by the equation: 2H₂O₂ -> 2H₂O + O₂.
This means that when two molecules of hydrogen peroxide react, two molecules of water and one molecule of oxygen are formed.
The presence of the enzyme catalase, which speeds up the reaction and allows it to occur under normal physiological conditions, makes this reaction possible.
The Catalase reaction is an important process that aids in the breakdown of harmful hydrogen peroxide into harmless water and oxygen in living organisms.
Thus, the correct option is 3.
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Select the correct answer.
Which statement about anthropology and its comparison to other social sciences is correct?
OA Anthropology relies on written records, while history does not.
OB. Unlike psychology, anthropology studies the general human characteristics and thought processes in individual people.
OC. Anthropology relies on excavation to study ancient societies, much like archaeology does.
OD. Anthropology compares small societies to understand their cultural diversity, while sociology studies larger groups of humans,
such as urban societies.
Anthropology is more holistic in nature and studies the general characteristics and thought process in individuals while psychology is the study of thought process and behavior of an individual.
Anthropology relies more on the thought process of people shaped by their cultural pattern, on the other hand psychology focuses on the universal trend of the human thought process.
Anthropology and history both relies on the written records as well as other sources.
Like archaeology, anthropology also relies on the study of the ancient civilization but it also uses current society and its mindset to study the human behavioral pattern.
Anthropology studies the society from small to a larger perspective.
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22. The --- structure of the human population is a contributing factor to
population growth in some countries
When attempting to forecast changes in population size, demographers frequently focus on four major factors: birth rates, death rates (life expectancy), the population's starting age profile (whether it is relatively young or old to begin with), and migration.
What factors contribute to population increase in emerging nations?A decline in mortality rates, a youthful population, higher standards of living, and beliefs and behaviours that encourage high reproduction are some of the causes of the fast development.
Population is a crucial component of development since it affects both economic development and growth in both favourable and unfavourable ways.
Population growth is the increase in a population's or a dispersed group's size. Every year, an additional 83 million individuals, or 1.1% of the world's population, are added. The world's population has grown from 1 billion individuals in 1800 to 7.9 billion in 2020.
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CLASSIFICATION OF ORGANISMS
I. Choose the ODD ONE OUT! WHICH DOES NOT BELONG IN THE GROUP? Give a valid and logical reason why based on the concepts of classification of organisms.
NOTE: USE the RESOURCES on CLASSIFICATION in your CONTENT LIBRARY for information.
Bread mold, yeast, algae, mushroom
Answer:
Hibiscus plant, Rose plant, Ginger, Fern
Answer:
Fish, starfish, anemone, conch.
Answer:
Frog, toad, newt, lizard
Answer:
Snake, jellyfish, starfish, sea urchin
Answer:
We can define species as a group of organisms that reproduce among themselves and are capable of producing fertile offspring. Ecology is the niche of Biology that focuses on the study of the relationships of all living beings, whether with each other or with the environment. In 1866, for the first time, the German-born biologist Ernst Heackel used the term in his work General Morphology of the Organism.
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Marcus really wants to ask Amy for a date but begins to sweat uncontrollably and finds
it hard to speak every time he even gets near her. Choose any three psychological approaches and describe how each might explain Marcus's behavior.
Psychological approaches that describe Marcus's behavior are Psychological sweating.
Psychological sweating is a physical reaction we attempt to suppress or, in the worst case, hide. Psychological sweating occurs all over the body surface in response to emotional stimuli including stress, anxiety, and pain, although it is particularly noticeable on the palms, soles, face, and axilla. High eccrine sweat gland concentrations at various bodily areas are mostly to blame for this. Eccrine sweat glands are activated by cholinergic innervation as the main effector during times of intense psychological stress.
73% of the approximately 800 men who participated in a Men's Health study stated they wished they could sweat less. Our romantic partners would like it if we did too: 84% of the 970 women surveyed thought it was disgusting when a man dews up on a date. "Sweating without command is like your body betraying you,"
Our bodies have apocrine and eccrine sweat glands. A thicker, stickier sweat made of proteins and lipids is produced by the apocrine, which is primarily found in and around your armpits and genitalia. Your entire body is covered in eccrine, which creates a main water and salt solution. The eccrine glands were once thought to be activated simply by a need for cooling, while the apocrine were thought to be activated by mental stress.
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If an organism required stable water temperatures and extreme pressure in order to survive, what zones would it most likely be found in, and why?
Answer:
Probably a hydrothermal vent.
Explanation:
Hydrothermal vents are regions where superheated water is released through a fissure and are often near volcanically active locations. These are pretty stable in temperature (although the range of their average temperature is quite large) and include extremely pressurized environments.
the growth activity of the cell is an important role by chromatin it is also responsible for the metabolism of cell as well as the genetic functions of cells
Chromatin plays a important role in metabolism of cell and it regulates the genetic activities of the cell as well. To create chromosomes, chromatin fibers are coiling and condensing. Numerous cellular functions, including DNA replication, transcription, DNA repair, genetic recombination, and cell division, are made possible by chromatin.
The compactification of lengthy DNA strands is chromatin's primary function. The compartment in which DNA is housed in the nucleus is much smaller than the length of the DNA itself. The DNA needs to be compressed in some way in order to fit into this compartment. The degree of DNA condensing is measured by the packing ratio. DNA is not directly packaged into the structure of chromatin in order to obtain the overall packing ratio. Instead, it has numerous organizational structures.The process of transcription involves proteins reading the genetic data encoded in DNA, converting it into RNA, and then translating the RNA into useful proteins. No transcription happens if the chromatin becomes stronger and prevents access to the read proteins. Transcription can be carried out by euchromatin, an expanded kind of chromatin. While heterochromatin, a condensed form of chromatin, is crammed too closely together for proteins to read DNA.All DNA-based processes are hindered by the way DNA is wrapped up in chromatin. Chromatin can easily change its shape and structure because of the very dynamic way that proteins and DNA are arranged. At the site of DNA damage, chromatin relaxes quickly, allowing repair proteins to connect to the damaged DNA and repair it.So, for genome replication, transcriptional silencing, DNA repair, and recombination, chromatin architecture is essential.
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Your question in incomplete, For full question please refer:
The growth activity of the cell is an important role by chromatin it is also responsible for the metabolism of cell as well as the genetic functions of cells. Explain it.
Why do atoms form bonds with each other?
O They have a tendency to diffuse toward each other and stick.
O They are all charged and the opposite charges attract.
O They strive to fill their outer shell with electrons.
O The neutrons in their nuclei attract them to each other.
Answer:
They strive to fill their outer shell with elections
Explanation:
Atoms form chemical bonds to make their outer electron shells more stable
When the two substances are put in the same container, they do not attract each other. Why did this happen?
Answer:
One is polar and one is nonpolar.
Explanation:
................
Yes..............
Why does the number of organisms decrease as you move up the pyramid?
Muscles churn the stomach to
break down food.
Primary production is an example of ?
Answer:
Primary production occurs in both terrestrial and aquatic plants as well as in algae, and chemoautotrophs. On land, plants act as primary producers, with examples including lichen, trees, grasses, ferns, mosses, and so forth.
Determine the pros and cons of copper and aluminum Write a report and explain why you think one resource is better suited for the application you chose
Aluminum and copper both are metals. It can be difficult to choose the optimum sheet metal for your manufacturing process.
What are metals?Metals are good conductor of heat and electricity.
Pros of aluminum:
There are several uses for aluminum sheet metal in building, manufacturing, and other industrial operations. It is a cost-effective material with a nice finish, which makes it ideal for a lot of things.Cons:
The lightweight structure also means aluminum is easily puncturedAluminum may not hold its shape as well as other types of sheet metal.Pros of copper :
Among all sheet metals, copper has one of the most distinctive appearances and frequently develops a lovely patina.Copper sheets are both conductive and thermal, making them suitable for a variety of applications.Cons:
Copper sheeting is more expensive to fabricate than tin or aluminum.The material is softer and loses its shape easier.Therefore, Aluminum and copper both are metals. It can be difficult to choose the optimum sheet metal for your manufacturing process.
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the two meters of dna that makes up the human genome is able to fit in one cell because the chromatin is
The total length of the DNA molecule that makes up the human genome is able to fit in one cell because the chromatin is densely compacted into the cell nucleus.
What is chromatin?Chromatin is a complex molecule composed of DNA and associated histone proteins. The nucleosomes allow to compact the DNA molecule, which represent the basic unit of chromatin that consists of DNA (approximately 150 base pairs) and H2A, H2B, H3 and H4 histones.
In conclusion, all the genome of an organism contained in its long DNA nucleotide sequence can be packaged into the cell nucleus in eukaryotic cells because chromatin is highly compacted by using histone proteins that bind to nucleotide bases.
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jkbkjbljnljkmnjlkjbnihvoyfcuyhblikn/jg
Answer:
sjwknwbdiwkwsikwjdjwjwjnend
5. Describe what would happen to a human body cell in the following situations:
A. Body cell in fresh water
B. Body cell in salt water
Answer:The cell will burst if you put it into salt water and if you put it into fresh water I believe it will becomes hypertonic.
Explanation:
A scientist observes a Petri dish of bacterial cells with no
magnification, then observes a section of the same Petri
dish under a microscope.
Bacteria Cells Under
a Microscope
Bacteria Cells on
a Petri Dish
Which statement best describes the patterns of distribution observed by the
scientist?
A. A random pattern is observed under magnification, while a
clustered pattern is observed directly.
B. A random pattern is observed under magnification, and a rando
pattern is observed directly.
C. A clustered pattern is observed under magnification, while a
regular pattern is observed directly.
D. A regular pattern is observed under magnification, while a random
pattern is observed directly.
When scientist observe a petri dish of bacterial cells with no magnification they will be appearing random while when observing them closely under a microscope there will be a particular clustered pattern of their organization.
c. A clustered pattern is observed under magnification, while a
regular pattern is observed directly.
Bacteria lives by forming colonies in which the cells are continuously dividing to form new cells and the colony keeps growing.
when observing them with eyes they will be be appearing like random spots. But when observing closely we will be able to observe that these colonies have particular shape, size, color, surface appearance and texture.
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Why is mass a
better unit for measuring matter than weight?
Answer:
Mass directly measures the amount of matter present and remains the same no matter where it's measured
Explanation:
Weight is a force rather than a measure of the amount of matter something contains. The same amount of matter can have different weights depending on where it is. Ultimately, mass is a more reliable unit.
How does this behavior increase the organism's chance for survival and reproduction?
Evidence:
Behaviors have both an innate component and a learned component. Behavior is shaped by natural selection. Many behaviors directly increase an organism's fitness.
The idea of herbal choice is that traits that can be passed down permit organisms to conform to the environment higher than other organisms of identical species. This enables better survival and reproduction as compared with different individuals of the species, main to evolution. The character benefits by helping the institution, due to the fact the organization reciprocates by using supporting the character. Such cooperation strategies grow the assets necessary for survival that the organization can accumulate.
Mating conduct and defending Territory. a number of the most critical animal behaviors contain mating. Mating is the pairing of an adult male and girl to supply younger. Adults that are maximum a success at attracting a mate are maximum probably to have offspring. Behaviors associated with duplicates are essential members of the evolutionary achievement of organisms.
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please help ! What is the main idea, supporting evidence and bold key words help?
Answer:
carbohydrate, fat and protein.
Explanation: these are main building blocks that make up our body.they help in making muscles, provide energy as well as support the body functions.