Which of the following is true of sperm? (select all that apply)

______ refers to the belief that the only pattern of sexual behavior considered normal and natural occurs between a male and a female.

Fill in the blank: Nägele’s Rule is a standard way of calculating the for a pregnancy.

Fill in the blank: Nägele’s Rule is a standard way of calculating the for a pregnancy.

Estrogen plays what role in males?

Summarize the scientific arguments for and against the existence of the G-spot as a sexual organ that provides women a specific kind of pleasure. 

The ______ is analogous to the ovaries in females.

Fill in the blank: Combination pills include progestin and , but minipills contain .

Research has discovered which of the following about androgens?

______ refers to a sexual encounter that involves people who are strangers or brief acquaintances, without an expectation of forming a committed relationship.