What is the primary role of oxygen (O$_2$) in cellular respiration? To donate high energy electrons to the electron transport chain To combine with ATP To serve as an acceptor for released carbon, forming CO$_2$ To serve as an acceptor for electrons and protons, forming water To donate high energy electrons to NAD$^+$ forming NADH
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Step 1: The primary role of oxygen in cellular respiration is to serve as the final electron acceptor in the electron transport chain. Show more…
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What's the role of oxygen in cellular respiration? A. It accepts electrons and keeps the electron transport chain running. B. It breaks down carbon-based sugar molecules to release energy and forms carbon dioxide. C. It combines with hydrogen ions in sugar molecules to release energy and form water. D. It supplies electrons to the electron transport chain to keep it running.
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What is the role of oxygen gas in aerobic respiration? a. To provide electrons for NADH b. To donate electrons for electron transport c. To provide kinetic energy for ATP synthase d. To accept energy from glucose e. To accept electrons from electron transport
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Why is oxygen necessary during aerobic cellular respiration? The oxygen molecules allow NADH and FADH2 to release electrons which will move through the electron transport chain. The oxygen is what creates a high concentration of H+ ions in the intermembrane space. Oxygen catches loose electrons from the Electron Transport Chain and makes H2O. Oxygen creates the most amount of ATP for the cell.
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