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What best descnbes the role of molecular oxygen (Os) in cellular respiration?
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What best descnbes the role of molecular oxygen (Os) in cellular respiration?

User Bulva
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Answer:

At the end of the third stage of cellular respiration (electron transport chain) electrons and hydrogen ions (released from NADH and FADH2) combine with molecular oxygen and form water

Step-by-step explanation:

User Adam Balsam
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