Which of the following events does NOT occur initially during a female reproductive cycle?" Progesterone promotes the secretory phase. FSH & LH stimulates development ovarian follicles& secretion of Estrogen. FSH & LH stimulates development ovarian follicles & secretion of Progesterone. Estrogen promotes proliferative & secretory phases. Hypothalamus release GnRH, which stimulates the Pituitary Gland to secrete FSH & LH

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