Multiple Choice
The corpus luteum persists in pregnancy because the implanting blastocyst secretes:
A) large quantities of FSH and LH.
B) GnRH,which stimulates the pituitary gland to secrete FSH and LH.
C) human chorionic gonadotropin (hCG) .
D) progesterone and estrogen.
E) cortisol.
Correct Answer:

Verified
Correct Answer:
Verified
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