Download HW#18: Imitosis

Name__________________
Date___________________
Block__________________
HW#18
Reading: “The Chemistry of
life and The Cell Cycle”
IMITOSIS
1. Proteins are very important to all living organisms. ENZYMES are special
proteins. What is the function of an enzyme?
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2. Proteins, starch, and DNA are made up of smaller parts called subunits. What are
the subunits for each?
a. Proteins are made up of______________________________.
b. Starch is made up of_____________________________________.
c. DNA is made up of _____________________________________.
3. What do fats, oils, and carbohydrates have in common?
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4.
Why is it important for chromosomes to be copied before cell division?
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5. What is a chromatid?
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6. What is the function of the centrioles during mitosis?
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7. Please indicate the Mitosis Phase by NAME in the following questions.
a. In which phase do the centrioles move to the opposite sides of the
cell?______________________________
b. In which phase do the chromatids
separate?__________________________
c. In which phase does mitosis begin?___________________________
d. In which phase does mitosis end?_____________________________
e. In which phase do the chromosomes line up along the equator of the
cell?________________________________
8. What would happen if cytokinesis occurred without mitosis?
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“Mitosis.” Photo. Can I Has A Cheezeburger? 2009. Feb. 1, 2009
<http://icanhascheezburger.com/2008/03/12/funny-pictures-mitosis-almost-done/>