Question

Define Menstruation cycle. {1 Mark}

Answer 1

Menstrual cycle: The monthly cycle of changes in the ovaries and the lining of the uterus (endometrium), starting with the preparation of an egg for fertilization. When the follicle of the prepared egg in the ovary breaks, it is released for fertilization and ovulation occurs.

Answer 2

The monthly cycle of changes in the ovaries and the lining of uterus,starting for the preparation of an egg for fertilization.It occurs in females.