Given below are two statements: One is labelled Assertion(A) and other is labelled Reason(R).
Assertion (A): The presence of oxygen is vital for aerobic respiration.
Reason (R): Oxygen drives the whole process by removing the hydrogen from the respiratory substrate.
In the light of above statements, choose the correct answer from the options given below.

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Both (A) and (R) are correct and (R) is the correct explanation of (A)

(A) is correct but (R) is incorrect

(A) is incorrect but (R) is correct

Both (A) and (R) are correct but (R) is not correct explanation of (A).

answer is C.

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Detailed Solution

A is true. The presence of oxygen is vital for aerobic respiration because it serves as the final electron acceptor in the electron transport chain.

R is true. Oxygen drives the whole process by removing the hydrogen from the respiratory substrate, which then combines with oxygen to form water.

R explains A. Aerobic respiration generates a proton gradient that is used by ATP synthase to produce ATP, the energy currency of the cell.

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