In the late luteal phase, estrogen and progesterone levels fall because of
a. rupture of the dominant follicle
b. degeneration of the corpus luteum
c. an inhibitory effect of LH on secretory activity of the corpus luteum
d. the inhibitory effect of inhibin on the secretory activity of granulosa cells.
e. all of the above
Ans: b. degeneration of the corpus luteum
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Fill in the blank(s) with the appropriate word(s).
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