Biology · Human Physiology
Which harmful gas has a greater affinity for haemoglobin than oxygen and thus severely impairs human respiration?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Nitrogen dioxide (NO2)
- 2Methane (CH4)
- 3Carbon monoxide (CO)✓
- 4Carbon dioxide (CO2)
Correct answer
Carbon monoxide (CO)
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