1. Cell Reproduction Models
Meiosis

2. Meiosis I Prophase I Metaphase I 2n cell before replication Anaphase I
Tetrad
Daughter Cell (n)
Daughter Cell (n)

3. Meiosis II Metaphase II Dyad Monad Anaphase II
4 Unlike Daughter Cells (n)

4. Spermatozoa (Sperm)
Acrosome
DNA
Mitochondria
Tail
Head
Midpiece

5. Meiosis I (in organism where fertilization occurs before Meiosis begins)
Prophase I - 8 chromosomes (2n)
Fertilization
Male Pronucleus
Sperm
Female Nucleus

6. Metaphase I
Anaphase I

7. Prophase II
Telophase I
1st Polar Body

8. Anaphase II
1st Polar Body
2 Pronuclei Merging to form the Zygote
Male Pronucleus