Monday, February 24, 2014

Mitosis and Meiosis Review

Mitosis and Meiois Review

1. If a cell has 8 chromosomes and does mitosis, how many cells will be made, and how many chromosomes will each cell have?




2. If a cell has 8 chromosomes and does meiosis to make sperm cells, how many cells will be made, and how many chromosomes will each cell have?




3. Mitosis creates cells which are ________, while meiosis makes cells which are _____.




4. What are homologous chromosomes?




5. What are sister chromatids?




6. What is crossing over, and during which process, (mitosis or meiosis) does it occur?




7. Why is crossing over important?




8. During __________ of mitosis sister chromatids separate.




9. During _________ of meiosis homologous pairs of chromosomes separate, but during ____________ of meiosis sister chromatids separate.




10. In meiosis, typically four sperm cells are made, but meiosis only makes one large egg cell. Why?





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