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Microbiology
Cell Biology (cytology)

What cell membrane structure allows water-soluble materials to be passively transported to the cytoplasm?

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Wiki User
September 30, 2010 9:31PM

Carrier proteins

Proteins in the cell membrane that assist with facilitated diffusion are known as carrier proteins since they carry materials across the membrane. Carrier proteins bind to a molecule on one side of the membrane, change shapes to shield the molecule from the lipid bilayer, and then release the molecule on the other side of the membrane