Mitosis and Meiosis

Click on the links below to find the answer to each of these questions.

1. State the function(s) of mitosis and meiosis. answer
2. Tell what mitosis does to the number of chromosomes. What does meiosis do? answer
3. Name the stages of mitosis and meiosis. answer
4. Describe what happens to the chromosomes during each stage of mitosis and meiosis.  answer
5. Tell what happens to the number of chromosomes and chromatids during each stage of mitosis and meiosis. answer
6. Describe what happens to the nuclear membrane and spindle apparatus? answer  When does cytokinesis occur? answer
7. What are the spindle fibers made of? answer
8. Describe the structure of chromosomes of eukaryotes. answer
9. What happens during each of the phases of interphase:. What is the order of these phases? (G₁, S, G₂). answer
10. Define diploid, haploid, homologous chromosomes, centromeres, chromatids, tetrads, oogenesis, gametogenesis, spermatogenesis, zygote. (Click on the word for the answer.)
11. Discuss the importance of crossing-over and independent assortment. answer (part 1), answer (part 2)
12. Compare meiosis I with mitosis. Tell how they are similar and how they are different. Compare meiosis II with mitosis.
13. What is the advantage of sexual reproduction? answer (part 1), answer (part 2)