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Q. |
Haemoglobin has highest affinity for – |
A. | Oxygen |
B. | Carbon dioxide |
C. | Carbon monoxide |
D. | Nitrogen |
Answer» A. Oxygen | |
Explanation: Haemoglobin has greatest affinity for oxygen with which it binds readily. The oxygen binding properties of hemoglobin exist because of the interaction between oxygen andthe iron atom of the heme groups and hemoglobin's quaternary structure. |
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