Biology
NULL
Medium
Question
Which of the following does not show quaternary structure ____________?
A
Haemoglobin
B
Pepsin
C
Fibrin
✓ Official correct answer
D
Insulin
Community credibility
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A
Haemoglobin
No member explanations yet for this option.
B
Pepsin
No member explanations yet for this option.
C
Fibrin
No member explanations yet for this option.
D
Insulin
No member explanations yet for this option.
Explanation
Quaternary structure describes proteins made of multiple polypeptide subunits assembled together, such as hemoglobin (four subunits) and insulin (two chains); single-chain proteins like pepsin, by contrast, do not have a quaternary structure.