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Biology 11
Mrs. Garrison
MITOSIS & MEIOSIS
LECTURE REVIEW
MITOSIS
1. Define the following terms:
somatic cell -diploid –
haploid –
chromosome –
sister chromatids --
2. What is the purpose of mitosis?
3. In what type of cells does mitosis occur?
4. Where in these cells does mitosis occur?
5. What is cytokinesis?
6. Use the “cells” below to draw the chromosomes during each stage of mitosis, then
explain what is happening to those chromosomes:
INTERPHASE
PROPHASE
METAPHASE
ANAPHASE
TELOPHASE
2
7. How many cells result from cytokinesis after mitosis is complete?
8. Are these cells haploid or diploid?
MEIOSIS
9. Define the following terms:
gametes –
homologous chromosomes –
tetrad –
crossing over –
10. What is the purpose of meiosis?
11. In what type of cells does meiosis occur?
12. Where in these cells does meiosis occur?
13. What is the advantage of crossing over?
3
14. Use the “cells” below to draw the chromosomes during each stage of meiosis, then
explain what is happening to those chromosomes:
INTERPHASE
PROPHASE I
METAPHASE I
ANAPHASE I
4
TELOPHASE I
PROPHASE II
METAPHASE II
ANAPHASE II
5
TELOPHASE II
15. How many cells result from cytokinesis after meiosis is complete?
16. Are these cells haploid or diploid?
6