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nirvana33 [79]
3 years ago
11

Vitamin a retinol function in the body​

Biology
1 answer:
sp2606 [1]3 years ago
5 0

Answer:

Vitamin A has several important functions. These include: helping your body's natural defence against illness and infection (the immune system) work properly. helping vision in dim light.

Explanation:

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IrinaVladis [17]

Answer:

The correct answer is - c. CALM II psi3 (36 million years old)

Explanation:

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Which specific subdivision of the nervous system calms the body after strenuous physical activity?
7nadin3 [17]
The answer to this question would be: parasympathetic division

Parasympathetic nervous is part of the autonomous nervous system. In the autonomous nervous system, the sympathetic system is used when you enter the "fight or flight" mode. In this case, the body will be prepared to be able to take a decision as quickly as possible in a strenuous state. The nervous also cause an increase in the heart and breathing rate to increase body capability.
Parasympathetic is the opposite of it which was activated to calm the body so it can maintain the normal body function.
8 0
3 years ago
Describe how the ecosystem changed from figure 1 to figure 4.<br> no links, please. <br> thank you
AysviL [449]

Answer:

In the ecosystem, the tides of the water rise in each figure. In figure 4, there is an increase in land animals present, and a lower amount of aquatic animals present. In the first figure, there are no birds, however there are multiple in the rest of the figures, this is possibly due to migration in the winter or that the ecosystem has drawn birds near. The types of plants change throughout each figure which is most likely to new adaptations such as more water available. The tides most likely rose because of more precipitation.

Explanation:

I hope this helped.

5 0
2 years ago
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Compare and contrast the skin and GI tract microbiome?
Vikentia [17]
In contrast to the stratified squamous epithelium of the skin, the intestinal barrier is composed of a single layer of columnar epithelial cells However, this single layer of intestinal epithelial cells is made of diverse cell types with absorptive, secretory, and immune function
5 0
3 years ago
Imagine you do DNA fingerprinting in a forensics lab. You obtain six samples
Musya8 [376]

Answer:

D

Explanation:

Because if you look at the pattern and location of each shading you cant tell that they are the exact same. No 2 people have the same fingerprint hence that has to be from the same person.

Hope it helps

8 0
3 years ago
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