15. In the human female reproductive system, the union of sperm and ovum normally takes place within
the
A) ovary
B) vagina
C) uterus
D) oviduct
16. The reproductive cycle of a human is usually regulated by
Biology
Question
15. In the human female reproductive system, the union of sperm and ovum normally takes place within
the
A) ovary
B) vagina
C) uterus
D) oviduct
16. The reproductive cycle of a human is usually regulated by