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OpenStudy (swaggeramma):

8. The cell membrane A.is the site of most cellular chemical reactions. B. converts glucose to other energy molecules. C. controls which substances enter and exit the cell. D. alters and packages proteins and lipids.

OpenStudy (simplymarie_x):

Hi, welcome to Open Study! You should probably post this in the Biology section for better help ^~^ http://openstudy.com/study#/groups/Biology

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