Biology

Define Menstruation

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Menstruation — Discharge of blood along with the broken lining of uterine tissues in females is called Menstruation.

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Sl. No.	Column A	Column B
1.	gestation	the lower part of the uterus
2.	testosterone	the time period between fertilization and birth
3.	sperm	when a sperm fuses with an ovum inside the female body
4.	internal fertilization	the male sex hormone produced by the testes
5.	cervix	the male reproductive cells in human beings