Question

question 1 of 10
why do birth control pills contain estrogen?
a. estrogen controls the ovulation process.
b. females normally have no estrogen in their bodies.
c. eggs are made of estrogen.
d. sperm use progesterone to fertilize eggs.

Explanation:

Estrogen in birth - control pills helps regulate the hormonal cycle and inhibits ovulation, which is the release of an egg from the ovary. This prevents pregnancy. Females naturally have estrogen in their bodies. Eggs and sperm are not made of estrogen, and progesterone is not used by sperm to fertilize eggs.

Answer:

A. Estrogen controls the ovulation process.