Identify the protein that does not exhibit a quaternary structure:

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

Haemoglobin, fibrinogen, and insulin all have quaternary structures as they consist of multiple polypeptide chains. Pepsin, however, is a single polypeptide chain protein and does not display quaternary structure.

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