Question 4

(Multiple Choice)

Electron transport is coupled to ATP synthesis in mitochondria, in chloroplasts, and in the thermophilic bacterium Methanococcus.Which of the following is likely to affect the coupling of electron transport to ATP synthesis in ALL of these systems?


A)a potent inhibitor of cytochrome c oxidase
B)the removal of oxygen
C)the absence of light
D)an ADP analog that inhibits ATP synthase

Answer