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Which hormone surge triggers ovulation?

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in Biology – Class 12 by (271k points)
Which hormone surge triggers ovulation?

(a) Estrogen

(b) LH

(c) FSH

(d) Progesterone

This question was addressed to me during an online exam.

My question is based upon Human Reproduction topic in section Human Reproduction of Biology – Class 12

1 Answer

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Right option is (b) LH

Explanation: LH is released by the anterior pituitary. It reaches a peak level during the middle of menstrual cycle. This is called LH surge. It acts on Graafian follicles causing their rupture and release of egg in the process of ovulation.

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