Answer:
The answer would be A it connects the endocrine and nervous systems and controls the pituitary gland.
Hope this helped, Really need that brainliest
*Befri.stends
Explanation:
When blood is in the lungs,
where oxygen is plentiful, oxygen easily binds to the first subunit and then quickly fills up the remaining ones. Then, as blood circulates through the body, the oxygen level drops while that of carbon dioxide increases. In this environment, hemoglobin releases its bound oxygen.
It’s d I think I’m not sure
Yes, i think the change in temperature will affect the animals phyisiology