A.3 Bioenergetics Constructed Response

Answer 4 of the 7 as completely as you are able
Be sure to write the number of the question you are answering on your answer sheet in order to receive credit.

1. What are the advantages and disadvantages of aerobic and anaerobic respiration?

2. What are NAD+ and FAD+? Why are they essential parts of respiration?

3. Explain the role of ATP in the cellular metabolism.

4. Explain how the electron transport chain is similar to a hydroelectric dam. How is it different?

5. During the Krebs cycle, each time that a carbon atom is taken off a larger molecule something is available from that shrinking molecule that can be used to make ATP. What is that “something” that is available? How is it used to make ATP.

6. Describe the amount of energy in the electrons that are passed from electron chain protein to electron chain protein in the electron transport chain. At the end of this chain, what happens to the electrons?

7. Explain the similarities and differences of lactic acid and alcoholic fermentation.