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Smallest microtubular motor proteins are __________________

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Smallest microtubular motor proteins are __________________

(a) dyeneins

(b) niacin

(c) thiamine

(d) kinesin

This question was addressed to me during an internship interview.

I'd like to ask this question from Cytoskeleton in division Cytoskeleton and Cell Motility of Cell Biology

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Correct option is (d) kinesin

Easiest explanation: Kinesins are the smallest motor proteins that use microtubules as their tracks. These were discovered in 1985 from the cytoplasm of squid giant axons. Kinesin is a tetramer consisting of two light and two heavy chains.

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