1. Gametogenesis
Gametes develop in the gonads (sex cells)

2. Their are 2 types of gametogenesis

3. Spermatogenesis Production of sperm in the testes
Produce 4 sperm from one cell
Meiosis

4. Male Reproductive System

5. Oogenesis Production of eggs in the ovary. Produce 4 eggs by meiosis
One egg cells is function
Three egg cells are nonfunctional
The are known as polar bodies

6. Female Reproductive System
Lastly the sperm and egg meet here for fertilization
Sperm must pass through the uterus 2nd
Sperm Enters the vagina 1st

7. Oviduct Fertilization occurs here

8. Zygote Zygote is a fertilized egg.
A fertilized egg becomes an embryo as soon as the first cleavage occurs.

10. Internal Ferilization
Chance of zygote survival is increased greatly

11. External Fertilization
Zygotes chance of survival decreases significantly