Answer: ITS B
Explanation:
Answer:
A. Describing the diet of a dinosaur based on the study of its fossilized droppings.
D. Predicting when it will rain based on satellite images of the atmosphere.
Explanation:
answer A and D
When do cells take on their unique characteristics
In multicellular and unicellular creatures, cells behave differently. A multicellular organism has cells that are specialized to perform several functions that collectively maintain the organism, as opposed to a unicellular organism that relies on only one cell to conduct all of its functions.
The identical set of genes are present in every cell in an individual. But which proteins are produced by each sort of cell depends on which pattern of genes are turned on. The distinct protein composition of each type of cell enables it to carry out certain functions. They give the body structure, absorb nutrients from meals, turn those nutrients into energy, and perform certain tasks. Additionally, cells have the ability to replicate themselves and contain the body's genetic material. Each component of a cell has a different purpose.
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Brian and Alex love anything that has sugar in it so they decided to do
an experiment involving sugar cubes. They wanted to see if the
condition of the cubes affected the amount of time for the cubes to
dissolve. They kept one sugar cube whole, they cut one cube in half,
and they crushed the third sugar cube. The partners put each sugar
sample in a clear plastic cup with 200 mL of hot water and timed how
long before the cubes dissolved. They repeated the experiment 2 more
times because their wonderful science teacher gave them 9 sugar
cubes.
Using the highlighter tool
IV - pink
DV - green
The third sugar sample will take less time to dissolve and the first whole sugar cube will take the most time to get dissolved.
The third sample will take lesser time to get dissolve due to their reduced size, crushed cubes will have more solute on their surface. The rate of solubility will rise.
Because there is more surface area exposed when a given amount of solute is pulverized into minute particles as opposed to large pieces, it dissolves more quickly. Compared to a sugar cube, a packet of granulated sugar exposes a far larger surface area to the solvent and dissolves more quickly.
The solute dissolves more quickly as the surface area of its particles is increased. A solute's surface area grows when it is divided into smaller bits, accelerating the rate of solution.
Hence, First sample has smallest exposed surface area , so it takes more time to get dissolved, second sample has more exposed surface area as compared to first so it takes lesser time than first, whereas , third sample has most exposed surface area so it dissolves quickly.
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You have reports from four different studies of the effects of a new pesticide
on native populations of bees. Each report makes different claims about
whether the pesticide will harm bees and how harming bees can be avoided,
but the studies were done differently. Which of these studies would produce
the most trustworthy results?
A. An investigation whose results have been replicated by several
independent research teams.
B. A preliminary study conducted for the company that makes the
pesticide.
C. A summary of the observations made by the farmers who field-
tested the new pesticide.
D. A non-replicated experiment conducted by a company that
competes with the pesticide maker.
The correct option is: (c) A summary of the observations made by the farmers who field-tested the new pesticide.
a summary of the findings from the field tests the new insecticide underwent with farmers.
Describe pesticides.A pesticide is any substance used to control, prevent, or eradicate particular plant or animal life forms that are thought to be pests. Acute impacts, often known as short-term negative health consequences, as well as chronic effects, which can develop months or years after exposure, are both possible with pesticides. Eyes that sting, blisters, rashes, blindness, nausea, lightheadedness, diarrhea, and even death are examples of acute health impacts.
The report's studies in option (c) are the most appropriate.
So, the appropriate response is: (c) A summary of the findings from the field tests the new insecticide had with farmers.
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I don’t know this answer (look at the image)
Answer:
states the authors main purpose and main idea.
Explanation:
Answer:
due to my suggestion it may be a option is correct
After trypsinizing your cell culture, you obtained 3 mL of total volume (cells + media). You need to dilute your cells 1:5, so how much media will you add?
A 1:5 dilution means 15 mL of the media will be added.
Dilution problemA 1:5 dilution of a substance means that for every 1 unit of the substance taken, 5 units of the diluents must be added.
In this case, the substance to be diluted has a total of 3 mL as volume. The diluent in this case is the media. In order to calculate the total volume of the media that will be added, the volume of the stock is multiplied by a factor of 5.
Thus:
Volume of diluent = volume of stock x 5
= 3 x 5
= 15 mL
This means that a total volume of 15 mL of the media will be added to the cell culture.
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This is an organism from which other organisms evolved
There are billions of organisms in the world. It is found that all organisms evolved on the earth.
What is evolution?Evolution is the process where organisms are evolved from simple to complex. Amoeba is simple organisms and humans are complex organisms.
Amoeba is a simple and unicellular organisms. Humans are the mammals. The organisms are evolved from simple to complex one. Organisms are evolved from simple to complex.
Therefore, There are billions of organisms in the world. It is found that all organisms evolved on the earth.
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Compare types of models. Which model best illustrates the formation of blood cells?
I'm confident that the production of blood cells can be described using a strong system like the computer models because they are used to depict real-life events.
Merks and his colleagues use computer simulations to examine the development of blood arteries. "We began with a common angiogenesis model. The endothelial cell is the only type of cell in this model. However, tip cells and stalk cells are the two different kinds of endothelial cells. Although experiments have indicated that tip cells are essential for angiogenesis, the specific process is unknown. To vary the behavior of certain of the model's cells, we have given them a new color. The tip cells can be moved so that they are at the leading edge of a fresh blood artery.
As a result of a stalk cell pushing the tip cell toward the front of the vessel, a new side branch develops. The emerging network is impacted by this.
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Place the DNA replication steps in order:
A.
The enzyme DNA polymerase moves along the exposed strands and
adds complementary nucleotides to each nucleotide in each existing strand.
The DNA double helix breaks or unzips down the middle between the
base pairs.
C. A complementary strand is created for each of the two strands of
the original double helix.
Two new identical DNA molecules have been produced.
B.
D.
The process by which a copy of the DNA is created from the parent DNA is known as DNA replication.
Replication of DNA occurs in both directions. There at origin of replication, DNA replication begins. Eukaryotes are referred to as mono cistron whereas prokaryotes are referred to as poly cistron.
1) Between the base pairs, the DNA double helix splits or unzips.
2) As it proceeds along the exposed strands, the enzyme DNA polymerase adds complementary nucleotides to each existing nucleotide in each existing strand.
3) Each of the template strand of the initial double helix is replaced with a complimentary strand.
4) The creation of two brand-new, identical DNA molecules. Both eukaryotes and prokaryotes go through the same basic process of DNA replication, as is described above.
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The best way to prevent shigellosis is
Answer: The best was to prevent the spread of Shigella is through basic personal hygiene and frequent handwashing.
Explanation: You should wash hands with soap carefully, especially after going to the bathroom, before preparing foods, and after changing diapers. Toddlers and small children should be supervised for proper handwashing.
How do life zones different in each type of aquatic ecosystem?
Sea anemones and clown fish live together in the ocean. Which statement best describes one way sea anemones depend on clown fish for an abiotic factor in an ecosystem?
Mutualism is a sort of symbiotic interaction that exists between the sea anemone and the clownfish, in which both species gain from one another. The clownfish receives protection and leftover food from the sea anemone.
The sea anemone and the clown fish team up in their battle for survival; the sea anemone provides protection from predators for the clown fish while the clownfish provide food for the sea anemone. Both parties in this connection gain from it. Mutualism or symbiotic relationships are what are known as this form of interaction.Having clownfish close by is also advantageous to anemones. Clownfish aid anemones in catching prey by luring them with their vivid colors. Since its host is known to expel stinging cells called nematocysts, clownfish can dwell safely within the tentacles of their host.Learn more about mutualism here:
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Why do oxygen (O2) molecules move into the cell and carbon dioxide (CO2) molecules move out of the cell on the ciliated side ?
Answer:
Simple explanation is the process of diffusion
Explanation:
Diffusion is defined as the movement of individual molecules of a substance through a semipermeable barrier from an area of higher concentration to an area of lower concentration.
anyone who get the correct answer will be mark as brainliest.
Which best defines a diploid cell during meiosis?
a cell that has double the number of chromosomes as the parent cell
a cell that has half the number of chromosomes as the parent cell
a cell that has double the number of chromosomes as the daughter cell
a cell that has half the number of chromosomes as the daughter cell
a cell that has double the number of chromosomes as the daughter cell
A variable that is changed, depending on the change in the independent variable is a(n)
O extraneous variable
O control group
O independent variable
O dependent variable
O control variable
6) Choose the best answer.
A variable that is changed, depending on the change in the independent variable is the dependent variable.
What are Dependent and Independent Variables?
In statistical modeling and analysis, research, mathematics, and other experimental science domains, independent and dependent variables are frequently used. Since dependent variables are stated to be dependent on other variables and values, the word "dependent variable" is self-explanatory.
Through studies and other means of hypothesis testing, such a dependency is investigated, noted, and established. Contrarily, it is claimed that independent variables are not reliant on the values of other variables, and this is supported by experiments and other forms of hypothesis testing.
Typically, the dependent variable variation between the two variable types is the one being investigated and studied (dependent and independent). It is accomplished by regression, input modification, and the creation of regression models based on theoretical research.
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Killer whales need approximately 55 kcal daily to survive. If the phytoplankton population
produced 600,000 kcal, what is the maximum number of links there could be in the food
chain to ensure the killer whale got enough energy to survive?
Microorganisms that resemble plants called phytoplankton are found in lakes, rivers, and the oceans. Most whale species take in between 2,000 and 10,000 pounds of plankton each day on average.
How many calories do killer whales need?Williams extrapolated from this research to calculate the killer whales' estimated daily calorie intake. She determined that a 4.5-ton male would require 290,000 kilocalories per day and that an adult female weighing around two tons would require more than 190,000.
Microorganisms that resemble plants called phytoplankton are found in lakes, rivers, and the oceans. More phytoplankton than stars can be found in the world's oceans, which contain a billion billion billion phytoplankton. There are perhaps 100,000 different types of phytoplankton, which is quite diverse.
Most whale species take in between 2,000 and 10,000 pounds of plankton each day on average. They only consume, though, during the feeding season.
10,000 pounds of phytoplankton support every pound of whale weight. The energy transfer is inefficient, which reduces the number of killer whales that can survive and procreate. Additionally, it implies that killer whales must put in a lot of effort to get the food they require.
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name 5 ways that different species can interct with each other?
Question: GoodMorning: ) ✨ 5 ways that different species can interct with each other?
Answer: The Overview of competition, predation, herbivory, mutualism, commensalism, and parasitism.The term "symbiosis" includes a broad range of species interactions but typically refers to three major types: mutualism, commensalism and parasitism.Competition & Predation.
1) Commensalism.
2) Parasitism.
3) Mutualism.
4) Amensalism.
Explanation: The six possible types of symbiosis are mutualism, commensalism, parasitism, neutralism, amensalism, and competition. These are distinguished by the degree of benefit or harm they cause to each partner.Species interactions within ecological webs include four main types of two-way interactions: mutualism, commensalism, competition, and predation (which includes herbivory and parasitism). Because of the many linkages among species within a food web, changes to one species can have far-reaching effects.
Have an awesome Day/Night<3.✨
Scientists can prove an absolute age of some rocks by using the time that
isotopes take to break down. What is this called?
O Superposition
Rate of decay
O Horizontality
Answer:
hey, Can you help me with my questionn pls
Explanation:
Cells are the basic units of ____ and _____ in all forms of life
Answer:
structural and functional
Explanation:
Hope it helps you
Which of these best describes the tiny leg bones that some whales have, which do not aid in their movement or serve any other function?
A. structures that grow and improve in function as they are used
B. structures that will become adaptations when the environment changes
C. structures that are a remnant of the adaptations that the whale's ancestors needed to survive on land
D. structures that function at certain times of the year or under certain conditions
Answer:
D is the correct answer to your question
Hemophilia is an X-linked recessive disorder that is passed through generations and can be traced by using a pedigree.
Charles
Marie
Luke
Who has hemophilia in the pedigree that is shown?
John
Fred
Jack
Ann
Irene
Fred and Luke has hemophilia as shown in the pedigree.
On the pedigree, it is clear that they suffer from hemophilia because they appear colored, because males(XY) need only one allele for hemophilia to be sufferers.
Hemophilia A and hemophilia B are inherited in an X-linked recessive pattern ,a sex-linked recessive disease. In males (having only one X chromosome), one mutated copy of the gene in each cell is sufficient to cause Hemophilia that is if they inherit an affected X chromosome that has mutation in the factor VIII or factor IX gene(clotting factor gene)
And because the defective genes are present on the X chromosome only and not on Y chromosome and as father always contributes only a Y chromosome and never passes on X chromosome to his son,so the gene for haemophilia can never be passed from a father to his son.
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QUESTION 3
(Q007) The release of oxygen by green plants during photosynthesis is an example of a
O a. reservoir being destroyed.
b. flux involving the biosphere and geosphere.
c. new reservoir being created.
d. flux involving the biosphere and atmosphere.
The release of oxygen by green plants during photosynthesis is an example of a new reservoir being created.
Define photosynthesis.Plants and other living things employ a process called photosynthesis to transform light energy into chemical energy that can then be released through cellular respiration to power the organism's activities. Carbohydrate molecules like sugars and starches, which are created from carbon dioxide and water, store a portion of this chemical energy.
Even though various species perform photosynthesis in different ways, the process always starts when energy from light is absorbed by proteins called reaction centers that contain the coloured pigments/chromophores green chlorophyll (and other colors). Unlike bacteria, which have these proteins incorporated in the plasma membrane, plants store these proteins in organelles called chloroplasts, which are most prevalent in leaf cells. These light-dependent processes require some energy to remove electrons from appropriate materials, such water, creating oxygen gas.
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Which of the following statements is true concerning diabetes?
Question 5 options:
Type 1 diabetes develops with the body doesn't make insulin or use it properly in the body
Type 2 diabetes is often linked to obesity and presents itself when body cells stop responding properly to insulin
People who have diabetes can usually manage and control it with a healthy diet, exercise and insulin injections
All the above
Which of the following best describes the Catalase reaction?
Question 4 options:
Catalase breaks down two molecules of hydrogen peroxide into two water molecules and one oxygen gas molecule.
Catalase breaks down one molecule of hydrogen peroxide into two water molecules and two oxygen gas molecules.
Catalase breaks down one molecule of hydrogen peroxide into two water molecules and two oxygen gas molecules.
Catalase breaks down two water molecules into two molecules of hydrogen peroxide and two oxygen gas molecules.
The statement 'catalase breaks down two molecules of hydrogen peroxide into two water molecules and one oxygen gas molecule.' best describes the Catalase reaction (Option 1).
What is Catalase?Catalase can be defined as a specific enzyme that breaks down hydrogen peroxide (H2O2) to form water and molecular Oxygen (O2), whose chemical formula is 2 molecules of H2O2 ---(catalase)--> 2 molecules of H2O + one molecule of O2
In conclusion, the statement 'catalase breaks down two molecules of hydrogen peroxide into two water molecules and one oxygen gas molecule.' best describes the Catalase reaction (Option 1).
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invade human cells and then use the cell's genetic information and mechanisms to cause disease
Answer:virus
Explanation:Viruses are microscopic biological agents that invade living hosts and infect their bodies by reproducing within their cell tissue. Viruses are tiny infectious agents that rely on living cells to multiply
Prompt:
Carrying capacity is the average size of a population that can be sustained over a long period of time in a particular habitat. The population size is limited by environmental factors such as food, water, diseases, mates, and shelter. If a population is larger than the carrying capacity, the environment becomes degraded, reducing resources and causing the population to crash.
Using the information above, discuss whether the human population has reached, exceeded, or not yet reached its carrying capacity on Earth. Why do you think it has or has not? In your response, be sure to think about the current state of the environment.
The carrying capacity of the earth has not been reach because the modern technology has kept increasing the earth's carrying capacity.
What is earth carrying capacity?The earth's carrying capacity is the average amount of life the earth can support which ranges from 9 billion to 10 billion people. However, this figure keeps changing.
The change in the carrying capacity of the earth is being affected by the following:
Food availability, Safe water,Advancements in technology,Disease Control andSpace.Currently, the capacity of the earth is affected by the advancement in technology which has led to increase in depletion of the ozon layer.
However, this can either add or reduce the carrying capacity of earth. Therefore it can be concluded that the capacity of the earth is not static.
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Vocabulary - Land Judging and Homesite Evaluation
The method of growing crops whose normal growth and development require large areas of land and are planted in rows is called row crops.
Land judging and homesite evaluation:
The method of growing crops whose normal growth and development require large areas of land and are planted in rows is called row crops. Grasses are monocotyledons which appear as blades with parallel veins.
Shale is composed of dark sedimentary rock made of layers of compressed clay, slit or mud. Septic tank absorption field dug pond used to hold sewage solids for bacterial decomposition and effluent evaporation.
Therefore, The method of growing crops whose normal growth and development require large areas of land and are planted in rows is called row crops.
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A scientist observes a group of birds perching on a wire.
The birds are evenly spaced, and each has enough room to
open its wings. Across the zoo enclosure, she observes
another group of birds perching in a similar arrangement
on a different wire.
Which option best describes the patterns of distribution observed by the
scientist
A. Regular pattern in a group; clustered pattern within the enclosure
B. Random pattern in a group; regular pattern within the enclosure
C. Random pattern in a group; random pattern within the enclosure
D. Clustered pattern in a group; random pattern within the enclosure
Answer: Random pattern in a group; random pattern within the enclosure
Explanation:
Answer:
A. Regular pattern in a group; clustered pattern within the enclosure
Pollination is best defined as
A.
transfer of pollen from anther to stigma
B.
germination of pollen grains
G.
growth of pollen tube in ovule
D.
visiting flowers by insects
Match the following vocabulary terms to their correct definitions.
Question 1 options:
Contains carbon compounds or comes from a once living organism.
Ex: coal
Two or more different atoms of an element chemically joined together
Two or more atoms of an element chemically joined together
Smallest object that retains the properties of an element.
Does NOT contain carbon.
Ex: minerals
1.
Atom
2.
Molecule
3.
Compound
4.
Organic
5.
Inorganic
Answer:
l;l';l';lk
Explanation:
l;[l;
What feature of cells is best demonstrated in the image?
A. Cells are formed from other cells within the same tissue.
♡
OB. All organisms are made up of a large number of cells.
OC. Cells are the basic units of structure and make up tissues.
OD. All organisms have cells with different shapes and functions.
Option C - Cells are the basic units of structure and make up tissues.
Cell - The fundamental building blocks of form and operation in living things are cells. This implies that cells make up an organism's parts and carry out all of its operations and functions.
Tissue - A tissue is a group of cells with comparable structures and functions. The nonliving intercellular matrix fills the spaces between the cells. In some tissues, there might be a lot of this and in others, not much.
One component typically predominates in tissues, which are composed of an assortment of cells and intercellular components in varying quantities. As an illustration, nerve cells predominate in neural tissue, whereas intercellular fibrous materials predominate in connective tissues like Ligaments and Tendons
So, Option C is correct.
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Your question is incomplete. Please find the missing image below.