What is the significance of selective permeability to biological membranes?

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    Selective permeability prevents toxic materials from entering the cell.
    Selective permeability allows cells to concentrate particular ions on either side of the membrane.
    Selective permeability permits the selective uptake of nutrients and the elimination of wastes.
    Selective permeability allows the plasma membrane to control traffic into and out of the cell it surrounds.
    All of the above are correct.
asked May 30, 2013 in Biology by anonymous
    

1 Answer

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All of the above are correct.
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)



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