In humans,the "master sex switch" that determines whether an embryo will become a male is the

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The SRY gene on the Y chromosome is responsible for initiating male development in embryos. In the absence of the SRY gene, the embryo will develop as female. Therefore, the SRY gene is often referred to as the "master sex switch." The X chromosome may influence certain aspects of sex determination, but it is not responsible for determining whether an embryo will become male or female. Locus and androgen switch are not commonly used terms in relation to sex determination in humans.

In Humans,the "Master Sex Switch" That Determines Whether an Embryo