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Microfilaments are composed of the protein ____________(a) actin(b) myosin(c) tubulin(d) niacinThe question was asked in an online interview.Query is from The Cytoskeleton topic in division Cytoskeleton and Cell Motility of Cell Biology

Answer» CORRECT option is (a) actin

For explanation I WOULD say: Microfilaments are SOLID, and thin structures organized into branching NETWORKS, composed of the protein actin. These play a role in cell MOTILITY and contractility.


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