ATP( adenosine triphosphate )
It is A. meiosis im pretty sure :)
Human chorionic gonadotropin (hCG) is secrete by the embryo early in pregnancy to keep the corpus luteum for dying. This positive feedback will maintain the corpus luteum, which secretes Progesterone and Estrogens throughout pregnancy, in order to keep the endometrium well to nourish the embryo/fetus.
Answer:
Is an animal that can be dependent or able to get internal generation from heat. So basically a warm blooded animal.