1. Chapter 3 The Biological Basis of Development

2. The Fertilization Process

3. Sperm Mission: Get DNA to egg

4. Ovum (Egg)

5. Menstrual Cycle

6. Implantation

7. Twins

8. Infertility Click on the symbol for causes of male or female infertility

9. Assisted Reproduction Technologies

10. Adoption

11. Heredity at Work

12. Chromosomes & Genes What are genes & chromosomes?

13. DNA: Structure & Function Deoxyribonucleic Acid

14. How Traits Are Transmitted Gregory Mendel

15. Hereditary Disorders Chromosomal Disorders Down Syndrome Klinefelter Syndrome Turner Syndrome

16. Hereditary Disorders Genetic Disorders -Tay-Sachs Disease -Sickle-cell anemia -Cystic Fibrosis -Spina bifida -hemophilia -color blindness

17. Human Genome Project