हिंदी

Haemoglobin has maximum affinity for ______.

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प्रश्न

Haemoglobin has maximum affinity for ______.

विकल्प

  • CO2

  • O2

  • CO

  • H+

MCQ
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उत्तर

Haemoglobin has maximum affinity for CO.

Explanation:

Haemoglobin has the highest affinity for carbon monoxide (CO), about 200 - 250 times more than oxygen. CO binds very tightly to haemoglobin, forming carboxyhaemoglobin, which blocks oxygen transport.

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