answer: b: experiments that showed that all cells are similar in how they metabolize and in their composition
explanation:
Answer from: Quest
cuz he's blad
explanation:
Answer from: Quest
idk why hjggjhjkhj
Answer from: Quest
the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10β14 days, and menstruation occurs.
i hope this : )
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