Cell Membranes 101
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Questions and Answers

Which of the following is NOT a function of the plasma membrane?

  • Physical barrier
  • Selective permeability
  • Cell division (correct)
  • Cell-to-cell recognition
  • What is the main component of the plasma membrane?

  • Proteins
  • Cholesterol
  • Carbohydrates
  • Phospholipids (correct)
  • What is the purpose of the glycocalyx?

  • To form a physical barrier
  • To allow selective permeability
  • To provide cell-to-cell recognition (correct)
  • To enclose the cell
  • What is the term used to describe the constantly changing patterns of membrane proteins in the fluid membrane?

    <p>Fluid mosaic</p> Signup and view all the answers

    What are the components of the plasma membrane acronym PPIGGC stand for?

    <p>Phospholipids, peripheral proteins, integral proteins, glycoproteins, glycolipids, cholesterol</p> Signup and view all the answers

    Which of the following is NOT a component of the plasma membrane?

    <p>Cytoplasm</p> Signup and view all the answers

    What is the main function of the plasma membrane?

    <p>Selective permeability</p> Signup and view all the answers

    What is the term used to describe the surface sugars that form a coating known as glycocalyx?

    <p>Glycoproteins</p> Signup and view all the answers

    Which of the following is NOT a function of the plasma membrane?

    <p>Energy production</p> Signup and view all the answers

    What is the purpose of the specialized membrane proteins floating through the fluid membrane?

    <p>To result in constantly changing patterns</p> Signup and view all the answers

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