I believe the answer is A!
Answer:
The answer is B
Explanation:
I believe I already answered this question.
Because humans and all other organisms use some combination of these elements. if we lost a whole species everything would be out of balance and we would slowly lose everything and in the in, causing a global scale extinction event. <span />
A) The amount of insulin produced by the pancreas will increase to reduce the amount of glucose in the bloodstream
It is D I looked it up and I learned it not 100 % sure tho