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2. What is chemiosmosis?

  • The flow of protons, down their concentration gradient, across the mitochondrial membrane and through a channel associated with ATPsynthase.
  • The process by which water leaves a cell.
  • The random net movement of water from an area of high concentration to an area of low concentration down the concentration gradient.
  • The process by which plants use water and CO2 to produce glucose and O2.

3. Definition of respiration?

  • The process by which plant convert CO2 and water into glucose and O2.
  • A biological catalyst.
  • The process by which energy stored in complex molecules is released to produce ATP.
  • The random net movement of particles from an area of low concentration to an area of high concentration across a semi-permeable membrane.

4. What does ATP contain?

  • Ribose sugar, adenine and 3 inorganic phosphate molecules
  • Ribose sugar, 2 inorganic phosphate ions and adenine
  • Deoxyribose sugar, 2 inorganic phosphate molecules, Uracil
  • Adenine, Uracil, Guanine

5. How many FADH molecules are produced during the Krebs cycle per glucose molecule?

  • 0
  • 2
  • 6
  • 3
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