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Question: The largest proportion of CO<sub>2</sub> carried by blood is in the form of -...

The largest proportion of CO2 carried by blood is in the form of -

A

Molecular CO2 dissolved in the plasma

B

Bicarbonates (HCO3­–) carried within RBCs

C

HCO3 carried in the plasma

D

Molecular CO2 chemically bound to haemoglobin

Answer

HCO3 carried in the plasma