Use the scenario to answer the question.


A student is studying the effect of fertilizer on fruit growth. He uses 6 tomato plants, placing each in a garden where they get equal amounts of sun and water. One plant is given no fertilizer, while the other 5 plants are given 5, 10, 15, 20, and 25 grams of dissolved fertilizer each day for 3 weeks. At the end of the experiment, the tomato fruits are weighed.


What is the dependent variable in this experiment?


(1 point)


sun exposure


fruit weight


amount of fertilizer


amount of water

Answer:

When you inhale (breathe in), air enters your lungs, and oxygen from that air moves to your blood. At the same time, carbon dioxide, a waste gas, moves from your blood to the lungs and is exhaled (breathed out)

Explanation:

Answer:

carbon dioxide, a waste gas, moves from your blood to the lungs and is exhaled (breathed out).

Explanation:

I literally just had this one in school

T cells are important to our immune system, but they do not release antibodies. They activate B cells and cytotoxic T lymphocytes to kill cells that are infected. Therefore, D is incorrect.

Antibiotics are not produced by our immune system. They can be found in nature or synthesized in labs. Therefore, B is incorrect too.

Lymphocytes are divided into T and B cells. B lymphocytes release antibodies that will recognize pathogens and bind to them, but T cells doesn't work like that. Lymphocyts does not recognize pathogens and C is incorrect as well.

B cells create antibodies, release them and they will bind to pathogens to neutralize them. Therefore, the correct answer is A. B cells release antibodies that neutralize the pathogen.

Answer: C particles of matter are released into the atmosphere, affecting the climate and light received by habitats.

Explanation:

The immediate effect of volcanic eruptions and asteroid impacts causes particles of matter to be released into the atmosphere, affecting the climate and light received by habitats.

Huge amounts of dust and vaporized rock into the air, which, along with the soot from all those fires, blocked the sun for long stretches. Also, much of that vaporized rock was rich in sulfur, generating sulfuric acid aerosols that rained back down on Earth and acidified the oceans.

Answer:

the first one

Explanation:

TT means that either way the plant is tall, and Tt means that it had a 50% chance for being small, but the T completely takes over and makes it tall. Tt is correct and TT is correct, but both TT and Tt are both correct, which leads you the first answer, TT and Tt. I hope this helps :D

Answer: The birds do not compete for resources.

Explanation:

Using the given amino acid sequences, the two organisms with the most recent common ancestor are:

A. Zebrafish

B. Nematode

By examining the sequences, it becomes evident that the amino acid sequence "GIS" is a common trait among the organisms. It can be inferred that the amino acid sequence "GIS" in this specific region of the protein was present in the offspring of  the organisms.

Note that one can see that the nematode and zebrafish share the amino acid sequence "NIK" "NVK" in this part, whereas the moss and plasmodium exhibit distinct amino acids at this particular location. This implies that the nematode and zebrafish share a more recent ancestor.

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Question 5 of 10

A protein known as RecA helps repair damaged DNA. All types of organisms make this protein, but the versions in different organisms may have different amino acid sequences. A segment of the amino acid sequence is shown for four species:

Moss:  LIK  GLS  DAK

Nematode: NVK GIS DQK

Plasmodium:AIK GIS EQK

Zebrafish:  NIK GIS EAK

Based on these sequences, which two organisms have the most recent common ancestor?

A. Zebrafish

B. Nematode

C. Plasmodium

D. Moss

Answer:

i dont about this question ❓

Answer:

Appendicular

Explanation:

The Appendicular Skeleton includes:

The upper limbs include the bones of the arm (humerus), forearm (radius and ulna), wrist, and hand. The only bone of the arm is the humerus, which articulates with the forearm bones–the radius and ulna–at the elbow joint. The ulna is the larger of the two forearm bones.

Answer:

spherical, i think

Explanation:

Answer:

A Spherical galaxy is not a type of galaxy.

Explanation:

elliptical , spiral, irregular,  and barred-spiral, are all examples of the different types of galaxies there are in the universe.

Answer:

Interphase

Explanation:

Before dividing, the cell must go through interphase. There are three parts of interphase : G1 where the cell grows, S where DNA is copied, and G2 where the cell prepares for division. Interphase is the longest phase because the cell needs to grow.

Before mitosis, interphase happens and interphase also happens before meiosis I. it does not happen before mitosis II though

To find a way to lower mosquito populations in the wild and increase cases of malaria in the future the purpose of using CRISPR in the Anopheles gambiae mosquitoes experiment.

The malaria parasite, which is spread by infected mosquitoes, multiplies inside red blood cells after entering the human bloodstream. After a few days, these cells burst, infecting other red blood cells and resulting in symptoms such as a severe headache, nausea, vomiting, fever, and coma.

A plasmodium-genus single-celled parasite, which causes malaria. Most frequently, mosquito bites are the means of parasite transmission to people.

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Mutations increase due to the decmoposition of the ozone because it can allow the penetration of UV radiations such as UVA, UVB, and UVC to reach Earth. These types of radiations can harm us by causing certain diseases in humans such as skin cancer, eye damage, and of course, mutations.

Answer:

Partial profiles will match up with many more people than a full profile. And even full profiles may match with a person other than the culprit. Further complicating matters, a single DNA profile might be mistakenly generated when samples from multiple people are accidentally combined.

Explanation:

Answer:

Partial profiles will match up with many more people than a full profile. And even full profiles may match with a person other than the culprit. Further complicating matters, a single DNA profile might be mistakenly generated when samples from multiple people are accidentally combined.

Explanation:

Answer:

Explanation:math mmmm

Answer:

Explanation:

Viruses cannot replicate on their own, but rather depend on their host cell's protein synthesis pathways to reproduce. This typically occurs by the virus inserting its genetic material in host cells, co-opting the proteins to create viral replicates, until the cell bursts from the high volume of new viral particles.

Answer:

Viruses cannot multiply on their own and must rely on the protein synthesis pathways of their host cell to do so. This is normally accomplished by the virus injecting its genetic material into host cells, co-opting the proteins to generate viral replicates, and causing the cell to burst due to the high amount of new viral particles.

Explanation: Brainiest pls

Answer:

Humans have many cells. Bacteria have one cell. The second point is that cells are the basic unit of structure and function in humans and bacteria. The third point is that new human and new bacterial cells come only from other human and bacterial cells.

Explanation:

Explanation:

algae(producer)>mosquito lavae>minnows >trout >herons

Algae, Mosquito larvae, Minnows, Trout, and Herons are arranged in the following pattern in a food chain.

A  food chain is an arrangement of organisms where energy flows from through lower organism to higher organism. Each organism in the chain transfers energy to the other organism present at higher order and the flow of energy goes on.  Biotic factors, algae, mosquito larvae, minnows, trout, and herons are arranged in the following sequence in the food chain.

Algae are the primary producers in aquatic ecosystems which are eaten by mosquito larvae, which are then eaten by minnows. Minnows are then eaten by trouts. Herons, being the largest predator feeds on the trout.

Each organism in the food chain obtains energy from the organisms present at lower trophic level. However, the energy flow decreases at each trophic level, therefore, the organism at higher trophic level receives the less amount of energy.

Therefore, the food chain is created in the following order: Algae, Mosquito larvae, Minnows, Trout, and Herons.

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Answer:

liquid waste , solid waste,harzadious waste,recyclable rubbish and organic waste

The biological effects, including the production of adrenaline, cortisol, and other chemical messengers of stress on the human body is known as Allostatic Load.

The weight brought on by accumulated life experiences and chronic stress is referred to as allostatic load. Various physiological systems interact with one another to differing degrees of activity. Allostatic overload results when environmental obstacles are greater than a person's capacity to handle them.

The accumulated effects of an allostatic state are referred to as allostatic load and allostatic overload. Examples of animals undergoing an allostatic load include a bear storing fat in preparation for the winter, a bird migrating, or a fish spawning.

The term "allostatic load" was first used by McEwen and Stellar in 1993 to describe the cost of long-term exposure to variable or heightened brain and neuroendocrine responses brought on by recurrent or ongoing environmental challenges that elicit highly stressful reactions in a person.

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Answer:

DNA is made of chemical building blocks called nucleotides. These building blocks are made of three parts: a phosphate group, a sugar group and one of four types of nitrogen bases. To form a strand of DNA, nucleotides are linked into chains, with the phosphate and sugar groups alternating.

The four types of nitrogen bases found in nucleotides are: adenine (A), thymine (T), guanine (G) and cytosine (C). The order, or sequence, of these bases determines what biological instructions are contained in a strand of DNA. For example, the sequence ATCGTT might instruct for blue eyes, while ATCGCT might instruct for brown. The complete DNA instruction book, or genome, for a human contains about 3 billion bases and about 20,000 genes on 23 pairs of chromosomes.

I hope this works and I helped :3

Explanation:

Answer:

OZONE

Explanation:

O-zone is a layer of the earths atmosphere

Answer:

One ozone is the correct answer, and two ozone is not a layer of the earth it's an outdoor air pollution

Explanation:

It takes about an hour

Answer:

Mitral valve prolapse (MVP) generates a murmur associated with the systolic heart sound that occurs when the mitral valve closes.

Mitral valve prolapse (MVP) is a condition where the mitral valve of the heart does not close properly during systole. This can result in a characteristic murmur that is associated with the systolic heart sound. The murmur of MVP is commonly described as a mid-systolic click followed by a late systolic murmur.

During systole, when the ventricles contract and blood is pumped out of the heart, the mitral valve should close tightly to prevent backflow of blood into the left atrium. In MVP, however, the valve leaflets may be floppy or bulge back into the atrium, allowing some blood to leak backward. This abnormal movement of the valve can create a clicking sound when the valve attempts to close and a murmur during the later part of systole.

Identifying and recognizing the characteristic murmur associated with MVP can aid in diagnosing the condition and determining the appropriate treatment approach.

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The percentage of moths that were recaptured from the polluted forest during the fourth generation is C. 140%.

The given image below shows the graph of the dark moths and the different generations

This also contains the percentages that were captured from clean forests and the ones captured from polluted forests.

This refers to the depiction of different variables on the x and y-axis and the different relationships that exists between them.

Therefore, the percentage of moths that were recaptured from the polluted forest during the fourth generation is C. 140%.

This is because based on the graph data, 27% of the dark moths were captured from clean forest and in the polluted forest, that number rise to 140%

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The complete question is:

During the fourth generation, 27% of the dark moths were captured from clean forest B. What percentage of moths were recaptured from polluted forest A during the fourth generation?

A. 73%

B. 40%

C. 140%

D. 71%