What determines whether a mammal develops male or female external genitals?
A) The amount of testosterone during prenatal development
B) The amount of estrogens during prenatal development
C) The difference (subtraction) between testosterone and estrogen levels in prenatal development
D) The ratio (division) between testosterone and estrogen levels in prenatal development

Question

Quizplus · Accepted Answer

The amount of testosterone during prenatal development determines whether a mammal develops male or female external genitals. High levels of testosterone result in the development of male external genitals, while low levels result in the development of female external genitals.

What Determines Whether a Mammal Develops Male or Female External