Sexual differentiation, or the process in fetal development of forming either male or female reproductive structures, is controlled by

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Sexual differentiation is primarily controlled by the hormones produced by the gonads. Specifically, the presence or absence of testosterone and anti-Müllerian hormone secreted by the testes determines the development of male reproductive structures, while in the absence of these hormones, the female reproductive structures develop. Other factors, such as X and Y chromosomes and environmental factors, can also influence sexual differentiation, but the hormone levels are the primary determinant.

Sexual Differentiation, or the Process in Fetal Development of Forming