Why Is a Molecule That Binds to and Blocks the Action

question 19

Multiple Choice

Why is a molecule that binds to and blocks the action of ATP synthase lethal to plants?

• A)ATP synthase splits water and releases oxygen;without the production of oxygen,the plants will die.
• B)ATP synthase is the enzyme responsible for carbon dioxide fixation.
• C)The ATP produced by ATP synthase powers the Calvin cycle,the ultimate source of all organic molecules made by the plant.
• D)When ATP synthase is blocked,the electron transport chain moves electrons backwards to the reaction center.
• E)If ATP synthase is blocked,chemiosmosis cannot occur,and as a result the plant will run out of water and dehydratE.

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