IB Questionbank Test - Weebly

B) During the proliferative phase (a new endometrium is forming) C) During menstrual phase. D) During secretory phase (corpus luteum is mature, endometrium final . thickening) 9) Ovulation is caused by. A) a surge of pituitary LH and FSH. B) a follicle growing large enough to secrete large amounts of LH. C) sexual arousal. D) rising levels of ... ................
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