Question

39. With the help of a cross show how the sex of the child is determined in human being​

Answer 1

Answer:

XX- Girl child

XY - BOY child

PLEASE MARK ME AS BRAINLIEST

Answer 2

Answer:

XX is girl and XY is boy

Explanation:

there is 23 pairs of chromosomes.

till to 22pairs it is known as allosomes and 23rd pair is known as autosomes or sex chromosomes.

it will totally depend on last pair i.e sex chromosomes.

if there will be XX it will girl and if there is XY it will boy

there is 50-50% chances of girl and boy.