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As the protons move down their concentration gradient in the electron transport chain, what's happening with the electrons in the chain? A. They combine with oxygen to form water B. They convert ADP to ATP C. They split apart from oxygen D. They take a phosphate group off ATP

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4 votes

Answer:

A.

Step-by-step explanation:

User Ranch
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5 votes

Answer:

A. They combine with oxygen to form water

Step-by-step explanation:

User Mahakala
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