Ultimate control of testes development is by the hypothalamus which secretes Gonadotropin-Releasing hormone.
Hypothalamus is the one that send signals to your pituitary gland to produce Gonadotropin, which will determine how much testosterone your body produce. which will directly impact testes Development.
Id hav to go with A,reason i say that is, synthetic is man made..so it could b altered at anytime
It has to increase in size and make extra proteins to get ready for division <span />
50% because they each get half from their mom and half from their dad
