Biology, asked by taniya2506, 4 days ago

why does menstruation occurs?​

Answers

Answered by snehasru13
1

Answer:

A period happens because of changes in hormones in the body. Hormones are chemical messengers. The ovaries release the female hormones estrogen and progesterone . These hormones cause the lining of the uterus (or womb) to build up.

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