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Biology
Randall Petty
11 September, 23:22
List at least three functions of a cell membrane.
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Miles Wallace
12 September, 01:26
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(1) they keep toxic substances out of the cell; (2) they contain receptors and channels that allow specific molecules, such as ions, nutrients, wastes, and metabolic products, that mediate cellular and extracellular activities to pass between organelles and between the cell and the outside environment; and (3) they separate vital but incompatible metabolic processes conducted within organelles.
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Eddie Mays
12 September, 02:33
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-protects the cell - supports the cell - regulates materials entering and leaving cell
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