1. Reproduction

2. Viral Reproduction

3. Viruses

4. Prokaryotic Reproduction

5. Bacterial Fission

6. Eukaryotic Reproduction

7. Chromosome Structure

8. Mitotic Figures - Allium Allium Root Meristem - A Region of Cell Division

9. Three kinds of eukaryotic cell reproduction

10. Eukaryotic Life Cycles

11. Cell Cycle

12. Chromosome Structure Monads and Dyads

13. Dyad Chromosomes

14. Ploidy and Chromosome Structure

15. Mitosis

17. A Metaphase Spindle

18. Mitotic Phases - Plant

19. Sexual Reproduction Meiosis and Syngamy

20. Eukaryotic Life Cycle

21. Meiosis

23. Meiosis I Bivalent 2 paired homologues (4 chromatids) 5 cross-overs

24. Why Did Meiosis Evolve?

25. Crossing-over Requires Multiple Heterozygosity

26. Syngamy Produces Heterozygosity Required for Meiosis to Function

27. Spindle Connections in Cell Divisions

28. Syngamy SEM Syngamy (Fertilization) Fusion of an Egg and a Sperm

29. Sperm, Egg, and Zygote