6: Membranes (part 2: Membrane Transport) Quiz

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  1. Facilitated diffusion is a form of passive transport.1
  2. What kinds of energy are commonly used by pumps during active transport? (Select all right answers)1
  3. Diffusion is an example of1
  4. Endocytosis is the process cells use to bring large molecules into the cell.1
  5. Nothing except water can diffusion through a cell membrane.1
  6. Facilitated diffusion is a form of active transport.1
  7. Aquaporin, a channel protein, helps with the facilitated diffusion of ______________ across the cell membrane.1
  8. Unlike passive transport, active transport requires the use of _____________.1
  9. Endocytosis is an example of1
  10. What is true about passive transport?1
  11. Pumps move molecules against their concentration gradient.1
  12. In diffusion, molecules will naturally move _____________ their concentration gradient.1
  13. What is a concentration gradient?1
  14. Proton pumps require the use of energy to work.1
  15. Which of these is NOT true of exocytosis?1
  16. Small molecules like oxygen and carbon dioxide can diffuse directly through a cell membrane.1
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