One of the major differences between primary and secondary sex characteristics is that:
A)primary sex characteristics are directly related to reproductive function.
B)secondary sex characteristics are directly related to reproductive function.
C)whether a person is male or female depends on the secondary sex characteristics.
D)primary sex characteristics are unique to human reproductive anatomy.

Question

Quizplus · Accepted Answer

Primary sex characteristics include reproductive organs such as testes and ovaries, whereas secondary sex characteristics involve physical traits that develop during puberty, such as facial hair, breast development, and deeper voices. Primary sex characteristics are directly related to reproductive function, whereas secondary sex characteristics are not essential for reproduction but may play a role in attracting a mate.

One of the Major Differences Between Primary and Secondary Sex