 
			 
			MCQOPTIONS
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				| 1. | Where does the O 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 | 
| Answer» C. Dark reactions of photosynthesis | |