Up until about the third month after conception,
A) male fetuses possess a Wolffian system, and female fetuses possess a Müllerian system.
B) male fetuses possess a Müllerian system, and female fetuses possess a Wolffian system.
C) male fetuses possess both a Müllerian system and a Wolffian system, and female fetuses possess a Müllerian system only.
D) male and female fetuses possess both a Müllerian system and a Wolffian system.

Question

Quizplus · Accepted Answer

Both male and female fetuses initially possess both a Müllerian system and a Wolffian system. The development into male or female reproductive organs depends on the presence or absence of certain hormones.

Up Until About the Third Month After Conception