Question

name the sex chromosomes in human male and female ​

Answer 1

The last 23rd pair of chromosome is known as sex chromosome.It is same in girl but different in boys.

Girl Child = 44+XX

Boy Child = 44+XY

Answer 2

XY sex-determination system, the female-provided ovum contributes an X chromosome and the male-provided sperm contributes either an X chromosome or a Y chromosome, resulting in female (XX) or male (XY) offspring, respectively  Hormone levels in the male parent affect the sex ratio of sperm in humans

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