Cell Membrane Structure Quiz
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Questions and Answers

What is the main component of the cell membrane?

  • Triple layer of lipids and proteins
  • Single layer of lipids and proteins
  • Double layer of lipids and proteins (correct)
  • Double layer of carbohydrates and proteins
  • What did E. Gorter and F. Grendel propose about the composition of the plasma membrane?

  • Composed of protein bilayer
  • Composed of phospholipid bilayer (correct)
  • Composed of single layer of phospholipids
  • Composed of cholesterol bilayer
  • What is the chemical composition of a phospholipid?

  • Glycerol and two phosphate-linked head groups
  • Glycerol and three fatty acid tails
  • Glycerol, two fatty acid tails, and a phosphate-linked head group (correct)
  • Glycerol, one fatty acid tail, and a phosphate-linked head group
  • Who suggested that the plasma membrane is composed of lipids?

    <p>Charles Overton</p> Signup and view all the answers

    What is the role of cholesterol in the cell membrane?

    <p>Found alongside phospholipids</p> Signup and view all the answers

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