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Microvilli are composed of ____________

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Microvilli are composed of ____________

(a) red blood cells

(b) myosin

(c) white blood cells

(d) actin

The question was posed to me in an interview.

Query is from Cells Basic Properties topic in section Introduction to Cell of Cell Biology

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Best answer
Correct choice is (d) actin

Easy explanation: The microvilli facilitate absorption of nutrients and project outwards from the apical cell surface because of the presence of a skeleton made of filaments. These filaments are composed of the protein actin.

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