Chapter 9:

  1. In cellular respiration, energy is obtained by the transfer of
    1. electrons.
    2. protons.
    3. neutrons.
    4. anions.
    5. cations.
  2. During cellular respiration, ________ is oxidized and ________ is reduced in the ETC.
    1. glucose, oxygen
    2. oxygen, glucose
    3. oxygen, CO2
    4. oxygen, H2O
    5. glucose, CO2
  3. Which metabolic stage of cellular respiration comprises an nergy investment phase followed by an energy payoff phase?
    1. glycolysis
    2. citric acid cycle
    3. oxidative phosphorylation
    4. fermentation
    5. electron transport
  4. Which molecule is NOT involved in cellular respiration?
    1. O2
    2. NADH
    3. Pyruvate
    4. DNA
    5. CO2