Answer:
I believe #3, 4, & 5 is your answer.
Explanation:
-When someone's pancreas stops producing the hormone that lowers blood sugar because the person hasn't eaten recently.
-When someone's pancreas hormone increases every time they eat, but decreases when they aren't eating.
-When a person takes calcium supplements so a gland will stop secreting a hormone that pulls calcium from the bones.
<span>A trait that improves the fitness of its bearer, compared with individuals without the trait.</span>
Involuntary action in body
Answer: nitrogen and hydrogen
N2 +3 H2 ---> 2NH3
Explanation: