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Katena32 [7]
2 years ago
14

1. Using the graph, describe the events that occur in the body during the first year of

Biology
1 answer:
aleksklad [387]2 years ago
6 0

Answer:

1. Using the graph, describe the events that occur in the body during the first year of

HIV infection.

2. Describe what happens between the first year and the tenth year of infection.

3. Explain why the concentration of antibodies begins to decrease after nine years of

infection.

4. At what point on the graph does an infected person have AIDS?

5. Why does the number of HIV particles begin to level off after nine years?

6. How do you think the high rates of HIV transmission in humans might be related to the length of time it takes for the virus to develop into AIDS?

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Ddescribe one way in which water from the ocean may make one complete cycle through the atmosphere and back to the ocean
Crank

Answer:

it can rise up from the water then make a cloud next it will rain and repeat

Explanation:

4 0
3 years ago
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Igneous rocks and metamorphic rocks derived from igneous "parents" make up what percentage of the Earth's crust?
denis23 [38]

Answer: 95% of the earth crust

Explanation:Igneous rock make up about 95% of the earth crust. Igneous rocks are formed from solidified molten magma within the earth crust(intrusive) or outside the earth surface (extrusive).

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3 years ago
1. Which male, must<br> be the biological<br> parent of this<br> offspring?
NeX [460]

The father of this offspring should be male 3. It is the only individual that exhibits certain molecular genetic markers present in the offspring but absents in the mother.

<h3>Genetic markers</h3>

A molecular genetic marker is a fragment of DNA that can be used to trace the inheritance pattern from parents to offspring.

In this case, parents and offspring exhibit three molecular markers which are shared among them.

There are certain genetic markers that are present in the offspring but they are absent in one of the parents, and therefore they can be used to trace the inheritance pattern.

Learn more about genetic markers here:

brainly.com/question/7485649

5 0
2 years ago
. Failure of negative-feedback mechanisms to maintain homeostasis. A)may produce disease.. B)occurs when blood pressure increase
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Basically all of the choices given are failure of negative feedback mechanisms to maintain homeostasis. The correct option among all the options that are given in the question is the last option or option "E". I hope that this is the answer you were looking for and it has come to your help.
6 0
3 years ago
The theories on the origin and expansion of the universe have changed from time to time. Which of these best explains why the th
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<span>new scientific investigations lead to new theories</span>
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