Question

In humans, the sex of the offspring is determined by the

Answer 1

It is determined by the chromosome given to the egg by the sperm. Since the egg carries 2 X chromosomes, it always gives an X. Since the sperm cell carries an X and a Y, then whichever chromosome it gives determines the sex of the offspring. XY is a boy, and XX a girl.

Answer 2

B.) Sex chromosome carried by the sperm cell