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OpenStudy (anonymous):
The cell membrane _____. only allows materials to enter a cell separates the cell from the external environment is made of a single layer of lipids and phosphorous molecules is only present in eukaryotic cells
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OpenStudy (anonymous):
Well, what do you think it is?
OpenStudy (anonymous):
i think it is it only allows materials to enter a cell
OpenStudy (anonymous):
Close the answer is B. The cell membrane is what protects the cell from the outside.
OpenStudy (anonymous):
thanx
OpenStudy (anonymous):
no problem
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