Unformatted text preview: Why do microtubules depolymerize more quickly at non-capped ends compared to GTP capped ends? How do catastrophins and gelsolin break microtubule and actin filaments, respectively? What is the common theme in all three cases? (5 pts) What is the functional importance of having very short interaction times between individual actin and myosin molecules during muscle contraction? What happens if rapid dissociation is prevented, and when does this actually occur? (5 pts)...
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- Fall '10