MITOSIS Practice Answer Key

mitosis

10. In humans, each cell (except sex cells) has how many chromosomes? _ 46 ___
11. After mitosis, how many daughter cells are produced? __ 2 ____
12. After mitosis (in a human cell), each daughter cell has how many chromosomes? _____
13. How many phases are in MITOSIS? ___ 4 (technically, interphase is not part of mitosis, it is part of the cell cycle) _______
14. Which phase of the cell cycle is the longest? __ interphase _____
15. During which phase does cytokinesis begin? ___ telophase ____
16. What cell parts migrate to the poles during prophase? ____ centrioles _________
17. What structure holds the two chromatids together? __ centromere ____________
18. During which phase does the nuclear membrane dissolve? __ prophase __________
19. What structure moves the chromosomes into position and then pulls them apart? ____ spindle ________
20. What is the overall purpose of mitosis? _____ create new cells, identical to parent cells for growth, repair or reproduction ________

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