When pregnant sheep were injected with ________ during a critical period of prenatal development,their female offspring will show homosexual behavior.

A) estrogen
B) HIV
C) HPV
D) testosterone

Prenatal Development

Prenatal development refers to the process of growth and development within the womb from conception to birth.

Homosexual Behavior

Sexual or romantic activities and attractions between individuals of the same sex or gender identity.

Estrogen

A group of sex hormones crucial for the development and functioning of female reproductive tissues, and also involved in various other body processes.