6. More ATP is manufactured during __________ than at any other time in all of cellular metabolism.
A. fermentation
B. glycolysis
C. the light reactions of photosynthesis
D. oxidative phosphorylation
7. Electron transport systems play a vital role in
A. Calvin cycle
B. photorespiration
C. light-dependent reactions
D. all of these
8. Antenna complexes, electron transport chains, and carbon fixation are all found in
A. animal cells
B. bacterial cells
C. plant cells
D. association with the reactions of the citric acid cycle
9. Where does the O2 come from that is essential for the proper functioning of oxidative phosphorylation?
A. Fermentation
B. Light reactions of photosynthesis
C. Dark reactions of photosynthesis
D. Carbon fixation
10. Carbon fixation requires the expenditure of ATP molecules which is generated by
A. formation of glucose during the Calvin cycle
B. replenishment of chlorophyll
C. ETS (electron transfer system) during the light reactions
D. none of the above