SEXUAL REPRODUCTION
• Three major events

Sexual reproduction is performed by

Homologous Chromosomes

THE PROBLEM SEXUALLY REPRODUCING
ORGANISMS HAVE ADDRESSED

Meiosis involves two successive divisions

Prophase 1

MEIOSIS I

Random fertilization

MEIOSIS II

Meiosis reduces the chromosome number
from

Events in the nucleus during meiosis II

Mitosis and meiosis have important
similarities and differences