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At what stage of development is the sex of the human baby determined?

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in Biology – Class 12 by (271k points)
At what stage of development is the sex of the human baby determined?

(a) Zygote

(b) Embryo

(c) Fetus

(d) Puberty

I got this question in an interview.

Origin of the question is Human Reproduction topic in chapter Human Reproduction of Biology – Class 12

1 Answer

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Best answer
Correct choice is (a) Zygote

The best I can explain: The sex, in humans, is determined by the chromosomes received by the zygote from the male and female nuclei. If it is XX, the zygote will develop into a female child. If it is XY, the zygote develops into a male baby.

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