It has a type of function
A, B, AB would be the blood types of the offspring. A has a chance of 25% or 1/4, B has a chance of 25% or 1/4 and AB would have 2/4 or 50%.
Explanation:
sorry, I may use old terms; I believe it is at the hypothalamus, for endocrine system...
Mitochondria produce d. ATP and sugars
Hope that helps!