Fibers known as ____ contain the protein actin and help to strengthen and change the shapes of eukaryotic cells.

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Microfilaments are also known as actin filaments, and they are important in maintaining cell shape, facilitating cell movement, and aiding in cell division. They are made up of the protein actin and are a type of cytoskeletal fiber. Plastids and vacuoles are organelles found in plant cells, while microvilli are small projections on the surface of some eukaryotic cells, and nucleoli are structures within the nucleus of a cell.

Fibers Known as ____ Contain the Protein Actin and Help