The Electron Transport Chain Contains Four Large Protein Complexes: NADH-Q

Multiple Choice

The electron transport chain contains four large protein complexes: NADH-Q reductase complex, succinate dehydrogenase, cytochrome c reductase complex, and cytochrome c oxidase complex. These proteins

A) are integral proteins.
B) change in a similar way when reduced.
C) regulate the passage of water through the respiratory chain.
D) oxidize NADH.
E) complete oxidation of pyruvate to acetate.