Cell Membranes and Transport Mechanisms Quiz
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Questions and Answers

Which of the following is the main function of the plasma membrane?

  • To enable cell growth and motility
  • To allow import and export of molecules
  • To enable cell communication
  • To separate a cell from its surroundings (correct)

What is the role of receptor proteins in the plasma membrane?

  • To separate a cell from its surroundings
  • To enable cell growth and motility
  • To import and export small molecules
  • To receive signals from the environment (correct)

Which of the following is a function of transport proteins in the membrane?

  • To receive signals from the environment
  • To enable cell growth and motility
  • To enable the import and export of small molecules (correct)
  • To separate a cell from its surroundings

What allows the cell to grow, change shape, and move?

<p>The flexibility and capacity for expansion of the membrane (D)</p> Signup and view all the answers

Which statement is true about eukaryotic cells?

<p>They have internal membranes enclosing organelles (B)</p> Signup and view all the answers

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