Which cytochrome is found universally in all aerobic organisms?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Biology Mcqsbiology-mcqs
Published
11 May 2018
Last updated
28 May 2026

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Explanation

Cytochrome c is the cytochrome present in every aerobic species, playing a key role in the electron transport chain. Other cytochromes like a, a3, and b are not universally found in all aerobic organisms.

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