Which of the Following Statements Best Describes the Primary Role

question 34

Multiple Choice

Which of the following statements best describes the primary role played by oxygen in cellular respiration?

• A) It yields energy in the form of ATP as it is passed down the electron transport chain.
• B) It oxidizes glucose to form two molecules of pyruvate.
• C) It serves as an acceptor for carbon, forming CO₂ in the citric acid cycle.
• D) It serves as the final acceptor for electrons from the electron transport chain.

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