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Practice problem

Cytoskeleton — Structure & Function

By Gabi Slizewska

Use the diagram of a cell below to answer the following question.

A diagram of a cell. Letter C corresponds to the smallest fiber of the cytoskeleton. Letter A shows a fiber that's slightly larger. Letter B shows the largest fiber.

Image source: By OpenStax CC BY 2.0, via Wikimedia Commons

The red letters (A, B, and C) in the diagram mark the three main components of the cytoskeleton. Which letter corresponds to a microtubule?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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