Which gas has the highest affinity for hemoglobin?

Practice MCQ for SSC, UPSC, RRB Exams

A. Oxygen A.
B. Carbon dioxide B.
C. Nitrogen C.
D. Carbon monoxide D.

Correct Answer: D সঠিক উত্তর: D

Explanation ব্যাখ্যা

Carbon monoxide binds to hemoglobin much more strongly than oxygen, meaning it can effectively displace oxygen from the hemoglobin molecule, leading to reduced oxygen transport in the body.
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