If you inject a male rat with estrogen shortly after birth, it will ____.
A) still develop into a male
B) still develop into a male, but will act very much like a female
C) develop into something intermediate between female and male
D) develop into a female

Question

Quizplus · Accepted Answer

The genetic and gonadal sex of the rat is determined by its chromosomes, and injecting estrogen shortly after birth does not change its genetic makeup. Therefore, it will still develop into a male. However, hormonal exposure can influence behavior, but the question focuses on physical development.

If You Inject a Male Rat with Estrogen Shortly After