A typical time course of polymerization of purified tubulin to form microtubules is shown in Figure Q1719.

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A typical time course of polymerization of purified tubulin to form microtubules is shown in Figure Q17–19.


A. Explain the different parts of the curve (labeled A, B, and C). Draw a diagram that shows the behavior of tubulin subunits in each of the three phases.


B. How would the curve in the figure change if centrosomes were added at the outset?


Figure Q17–19image

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Essential Cell Biology

ISBN: 9780393680362

5th Edition

Authors: Bruce Alberts, Karen Hopkin, Alexander Johnson, David Morgan, Martin Raff, Keith Roberts, Peter Walter

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