16. 3. MEIOSIS II – Double rods split and move to ends of the cell. 4. END OF MEIOSIS – Four sex cells have been produced with ½ the number of chromosomes.
17.
18. 7 How is a Punnett square a model for what happens during meiosis?
19. XX It shows how the alleles separate to form all the possible sex cells. X Y X X XX XY XY
20. 8 How many chromosomes does a human body cell contain?