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sertanlavr [38]
3 years ago
10

I just don’t know the last system

Biology
1 answer:
Effectus [21]3 years ago
5 0

Answer:

The Endocrine System

Explanation:

Because a hormonal mechanism is created by the kidneys for the maintenance of blood pressure by stabilizing blood volume.

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Humans need clean air, freshwater, food, and shelter to survive.
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Explanation:

Their is 30% thymine and a total of 30% adenine, and there is 20% cytosine and 20% guanine.

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