Membrane Lipids and the Lipid Bilayer
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Questions and Answers

Which of the following is NOT a major class of membrane lipids?

  • Cholesterol
  • Steroids (correct)
  • Glycolipids
  • Phospholipids
  • What is the term used to describe the solubility properties of lipids?

  • Lipophilic
  • Amphiphilic (correct)
  • Hydrophobic
  • Hydrophilic
  • What is the function of the lipid bilayer in the cell membrane?

  • To facilitate the entry of other molecules and ions
  • To provide structural support to the cell
  • To regulate cell division
  • To keep the watery interior of the cell separate from the watery exterior (correct)
  • What are the two types of ends in membrane lipids?

    <p>Polar and nonpolar</p> Signup and view all the answers

    What allows membrane proteins to rotate and diffuse laterally in the lipid bilayer?

    <p>Annular lipid shell</p> Signup and view all the answers

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