Principles of Membrane Transport

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Questions and Answers

Which of the following is NOT a type of passive transport across the cell membrane?

  • Osmosis
  • Active transport (correct)
  • Facilitated diffusion
  • Simple diffusion

Which of the following is an example of active transport?

  • Simple diffusion
  • Facilitated diffusion
  • Sodium-potassium pump (correct)
  • Osmosis

Which of the following is a characteristic of facilitated diffusion?

  • Movement of molecules from an area of high concentration to an area of low concentration (correct)
  • Movement of molecules from an area of low concentration to an area of high concentration
  • Does not require transport proteins
  • Does not require energy

Which of the following is NOT a type of active transport across the cell membrane?

<p>Facilitated diffusion (D)</p> Signup and view all the answers

Which of the following is NOT a characteristic of osmosis?

<p>Movement from low to high solute concentration (A)</p> Signup and view all the answers

Which of the following is NOT an example of passive transport?

<p>Endocytosis (B)</p> Signup and view all the answers

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