Question

Only father is responsible for the sex of a newborn child. Explain with the help of a neat illustration.

Answer 1

Answer:

FATHER IS NOT RESPONSIBLE BUT HIS CHROMOSOMES ARE RESPONSIBLE

Explanation:

BECAUSE MOTHER'S CHROMOSOMES CONSIST XX CHROMOSOMES AND FATHER CONSIST OF XY CHROMOSOMES

FOR BOY-- XY

FOR GIRL-- XX

Y CHROMOSOMES IS ONLY SECRETED BY MALE PARENT!!

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Answer 2

because the x and y chromosomes of father decide the sex of his child

u can refer ncert for more details .....