Week 8 quiz.sections.R

Week 8 quiz.sections.R - Week 8 quiz: Section 1C 1. Which...

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Week 8 quiz: Section 1C 1. Which is the correct order of cytoskeleton filament flexibility from most flexible to least flexible? a. Intermediate filaments > microtubules > actin b. Actin > microtubules > Intermediate filaments c. Actin > intermediate filaments > microtubules d. Microtubules > intermediate filaments > microtubules e. Actin = microtubles = intermediate filaments 2. Hydrolysis of ATP and GTP is directly coupled to assembly or disassembly of filaments a. True b. False 3. Microtubule nucleation occurs in which of the following cellular locales? a. Nucleolus b. Basal bodies c. Centrosome d. B & C e. All of the above 4. Which of the following are key features of a motor protein? a. Tail domain with the ability to utilize the energy of ATP hydrolysis to change the structure of the molecule b. A tail domain with the ability to attach a cargo or scaffold c. A head domain that determines the length of step d. A head domain that has the ability to selectively bind cargo e. A & C 5. How is the activity of motor proteins regulated?
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Week 8 quiz.sections.R - Week 8 quiz: Section 1C 1. Which...

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