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cytosol vs. cytoplasm

cytosol vs. cytoplasm: What’s the difference?

Cytoplasm is the substance between a cell’s membrane (its outside layer) and its nucleus (its core). Cytosol is the fluid part of cytoplasm. Cytoplasm also consists of organelles and other parts, which float in the cytosol.

[ sahy-tuh-sawl, -sol ]
  1. the water-soluble components of cell cytoplasm, constituting the fluid portion that remains after removal of the organelles and other intracellular structures.
[ sahy-tuh-plaz-uhm ]
  1. the cell substance between the cell membrane and the nucleus, containing the cytosol, organelles, cytoskeleton, and various particles.

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