Question
Biology Question on human reproduction
An oocyte is released from the ovary under the influence of LH
A
after completing meiosis and before polar bodies are released
B
after completing meiosis I and before release of polar bodies
C
after completing meiosis
D
after completing meiosis I and after release of polar bodies
Answer
after completing meiosis I and before release of polar bodies
Explanation
Solution
Graafian follicle develops under influence of FSH of anterior pituitary. Its follicular cells secrete estrogen. Rising level of estrogen decreases production of FSH, and stimulates secretion of LH. The two cause mature Graafian follicle to release the ovum.