mwilliams5492 mwilliams5492

25-09-2018
Biology

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what is example of passitive transport across a cell membrane

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nene12518 nene12518

05-10-2018

The primary function of the plasma membrane is to protect the cell from its surroundings. Composed of a phospholipid bilayer with embedded proteins, the plasma membrane is selectively permeable to ions and organic molecules and regulates the movement of substances in and out of cells

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