Primary Male Sex Characteristics Include _______

Question

Primary male sex characteristics include _______.
A) growth of the penis
B) growth of the scrotum
C) deepening of the voice
D) both A and B above

Accepted Answer

Primary male sex characteristics include the growth of the penis and scrotum during puberty. These changes are largely influenced by the androgens produced by the testes. Deepening of the voice is also a characteristic of puberty in males, but it is considered to be a secondary sex characteristic.