3.7 MCB

Which molecule is oxidized in the diagram?

• NADH

• H+

• NAD+

• SO4^2−

What happens to NADH in the process shown in the diagram?

• It is oxidized to NAD+.

• It is reduced to NAD+.

• It remains unchanged.

• It is converted to ATP.

What is the significance of increasing electronegativity in the diagram?

• It decreases the ability to extract electrons.

• It increases the ability to extract electrons.

• It has no effect on electron extraction.

• It reduces the energy output.

What is the primary purpose of the process shown in the diagram?

• To produce oxygen

• To generate ATP

• To synthesize glucose

• To create water

Which of the following is not an electron acceptor in the diagram?

• NAD+

• SO4^2−

• H+

• NADH

Which of the following is an example of a facultative anaerobe?

• C. difficile

• E. coli

• S. aureus

• B. subtilis

Which of the following statements is true about facultative anaerobes?

• They are killed by oxygen.

• They require oxygen to survive.

• They can switch between aerobic and anaerobic metabolism.

• They thrive only in high-pressure environments.

Which process requires oxygen?

• Fermentation

• Cellular Respiration

• Both A and B

• Neither A nor B

What follows glycolysis in cellular respiration?

• NAD⁺ Regeneration

• Pyruvate Oxidation

• Electron Transport and Chemiosmosis

• Fermentation

Which process involves the TCA/Kreb’s/Citric Acid Cycle?

• Fermentation

• Cellular Respiration

• Both A and B

• Neither A nor B