Biology, asked by IITdreamer, 1 year ago

what is meant by periods. what is the reason that they occur.

Answers

Answered by PriyankaSinha

refer to the book of biology class 10 or 8th

Answered by arpithasai08

during puberty girls start having periods which is characterised by bleeding from the vagina. this bleeding is caused by the lining of the uterus(womb) breaking down, and is known as mensuration .

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