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About what percentage of CO2 is carried by haemoglobin as carbamino-haemoglobin?
A97 per cent
B20 to 25 per cent
C70 per cent
D50 per cent
Answer & Solution
Correct answer: B. 20 to 25 per cent
Roughly a fifth to a quarter of CO2 is bound to haemoglobin in red cells.
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