Question

how child reproduce​

Answer 1

1)Each human cell contain 23 pairs of chromosomes

2)out of 23 pairs, 22 pairs of chromosomes are called autosomes

3)Remaing one pair is called sex choromosome

4)These are two individual determine the sex of an indevidual

5)female contain two chromosomes name XX

6)male contain one X and one Y chromosomes

7)all the gametes produced by women will be only X chromosomes

8)the gametes produced by male two types one with X chromosomes and another with Y chromosomes

9)If the sperm carried by the male is X it fertilise with ovum it will be XX chromosome it is a girl

10) The sperm carried by male is Y it fertilise with ovum it will be XY chromosome is a boy