A) mitosis -zygote -meiosis -gametes - embryo
B) meiosis -zygote -mitosis -gametes -embryo
C) mitosis -gametes -meiosis -zygote - embryo
D) meiosis -gametes -mitosis -zygote -embryo
E) meiosis -gametes -zygote -mitosis -embryo

A) Both are produced from puberty until death.
B) Both have the same number of chromosomes.
C) They are formed before birth.
D) They are approximately the same size.
E) They each have a flagellum that provides motility.

A) greatly reduce the volume of semen.
B) cause sterility because sperm would not be able to exit the body.
C) cause sterility because sperm would not be produced.
D) cause the testes to migrate back into the abdominal cavity.
E) enhance the fertilization potency of sperm in the uterus.