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Unformatted text preview: 3. The drug taxol acts to a. block microtubule assembly. b. promote microtubule assembly. c. promote cell division. d. sever microtubules. e. inhibit cell proliferation 4. Microtubule assembly in a test tube requires a. microtubule-associated proteins. b. incubation at 4 ° C c. GMPPCP d. a tubulin concentration in excess of the Cc e. ATP 5. In cells, the γ-tubulin ring complex is primarily found a. in the hollow core of the microtubule b. at the microtubule (−) end c. at the microtubule (+) end d. along the seam of the microtubule e. within the pericentriolar material 6. The region of a kinesin protein that interacts with the motor’s cellular cargo is the a. head domain b. neck domain c. tail domain d. rod domain e. light chain 7. Cytosolic dynein is linked to vesicles and chromosomes via a. its head domain b. its stalk domain c. dynactin d. kinesin I e. dynamin...
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- Spring '10
- Microtubule, association of tubulin dimers., microtubule assembly. b., microtubule assembly. c.