Answer:
T3 (tri-iodothyronine) and T4 (thyroxine).
Explanation:
Answer:
I think the answer is B.
Explanation:
I think this because they have these variations to better adapt to conditions in their environments.
Gravity <span>is a force of attraction that occurs between objects due to their mass
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Answer:
The answer is C.
Explanation:
When you breathe out or exhale, your diaphragm relaxes and moves up into your chest cavity. As the space in your chest cavity gets smaller, the air rich in carbon dioxide is forced out of your lungs and windpipe, and then out your nose or mouth.