Name____________________________________
Enriched Biology
Chapter 9.2 Mitosis and Cytokinesis
I. Mitosis (division of nuclear material of a cell)
A. Key Activity of Mitosis
B. Two daughter cells produced
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2.
C. Uses of Mitosis by Organisms
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2.
II. The Stages of Mitosis
A. Numbers of stages is _______
B. Changes in Prophase
1. Chromatin condensed to form ______________ ___________________
2. __________________ disappears in the nucleous
3. ________________ ________________ distintegrates.
4. Microtubules called __________________________ form in the cytoplasm.
5. _______________________ attaches sister chromatid to a spindle fiber.
6. Spindle apparatus houses _____________________ in animal cells.
C. Study Figure 9.7
D. Changes in Metaphase
1. Sister Chromatids attached to spindle fibers location -
2. Shortest phase
E. Anaphase
1. Sister chromatids are
2. Sister chromatids move to
3. A separated sister chromatid is called a ___________________________
4. Spindle fibers (microtubules shorten) to move chromosomes.
F. Telophase
1. Last stage of mitosis
2. Reverse of prophase
3. What happens to chromosomes?
4. What happens to the nucleolus?
5. What happens to the spindle fibers?
Name____________________________________
Enriched Biology
IV. Cytokinesis
A. Definition is
B. Study Figure 9.10
1. Animal cells form a ___________________________ in cytokinesis.
2. Plant cells form a ____________________________ in cytokinesis.
Complete Practice Questions on page 261-261, #14-26 in the space below:
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