anushkahebb1 anushkahebb1
  • 21-09-2016
  • Biology
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what is the importance of a plasma membrane?

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Jazzfangirl
Jazzfangirl Jazzfangirl
  • 21-09-2016
Cells are surrounded by a plasma membrane. The membrane is composed of a phospholipid bilayer arranged back-to-back. It's also covered with cholesterol molecules and proteins. The plasma membrane picks what goes in and out of the cell
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