About ____ of the fluid that is ejaculated from the penis is sperm.
a. 1 c. 33
b. 12 d. 58
Question 2
Imagine you are watching a science fiction movie in which a group of microscopic aliens use their exploration vessel to invade a male human body. The aliens have made their way into the male reproductive system, ending their long journey in the ____,
where sperm can be stored for varying lengths of time.
a. tubules c. ampulla
b. epididymis d. pupae