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OpenStudy (anonymous):

What is the purpose of the plasma membrane? A. makes food for the cell B. reproduces cells C. keeps the cell small D. encloses specific structures

OpenStudy (anonymous):

D

OpenStudy (frizz):

A plasma membrane is a microscopic membrane of lipids and proteins that forms the external boundary of the cytoplasm of a cell or encloses a vacuole, and that regulates the passage of molecules in and out of the cytoplasm.

OpenStudy (anonymous):

thx

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