1

Events of meiosis involving one pair of homologous chromosomes. Male = purple; Female = pink

2

Flowchart of meiotic events and spermiogenesis

3

Micrograph of an active seminiferous tubule

4

Sperm in Semen

5

Anatomy of a Human Ovary

6


7


Onset of menstruation
8


Early proliferative phase
9


Early secretory phase