Multiple Choice
Which of the following proteins are used so that the cell can attach to the surface on which it is crawling?
15. Cytoskeleton and Cell Movement
Actin Based Movement
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In actin-based movement, what does cell crawling primarily depend on?
A
Dynein-driven sliding of microtubules along the cortex to push the membrane forward
B
Polymerization of microtubules at the leading edge coupled to adhesion to the substrate
C
Passive membrane flow driven solely by osmotic water influx
D
Polymerization of actin at the leading edge coupled to adhesion to the substrate (with myosin-based contraction aiding rear retraction)
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Actin Based Movement practice set
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