Which of the following is a function of the cytoskeleton?

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The cytoskeleton acts as the cell’s internal framework and transport system, giving the cell its shape and providing tracks for moving internal components. It supports and maintains cell shape, holds organelles in place, moves organelles within the cytoplasm, and anchors the cell by interacting with extracellular structures. That combination of structural support, spatial organization, and dynamic transport is exactly what the cytoskeleton does. In contrast, storing pigments is handled by pigment-containing organelles, energy is produced by mitochondria, and protein synthesis involves the nucleus and ribosomes, not the cytoskeleton.