Question

a)
In human females, when an egg gets matured and released in the fallopian tube,
the inner wall of the uterus thickens. Is this thickness of the wall permanent? Give
reasons.​

Answer 1

Explanation:

The thickening of the inner wall of the uterus is not permanent. It is built up after the release of a matured egg from the ovary. If fertilization does not take place the thickening along with the unfertilized egg is discharged out from body through the vagina. This process is called menstruation.

Answer 2

Answer:

The thickening of the inner wall of the uterus is not permanent. It is built up after the release of a matured egg from the ovary. If fertilization does not take place the thickening along with the unfertilized egg is discharged out from body through the vagina. This process is called menstruation.

Explanation: