(A) Nearly $20-25 \%$ of carbon dioxide is transported by $RBCs$. It is carried by haemoglobin as carbaminohaemoglobin.$70 \%$ of carbon dioxide is ca

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They carry about $20-25$ per cent of carbon dioxide

(A) Nearly $20-25 \%$ of carbon dioxide is transported by $RBCs$. It is carried by haemoglobin as carbaminohaemoglobin.$70 \%$ of carbon dioxide is carried as bicarbonates.About $97 \%$ of oxygen is transported by $RBCs$ in the blood.The remaining $3 \%$ of oxygen is carried in a dissolved state through the plasma.

Class 11 Biology Breathing and Exchange of Gases Transport of gases

Medium

What is true about $RBCs$ in humans?

A
They carry about $20-25$ per cent of carbon dioxide
B
They transport $99.5$ per cent of oxygen
C
They transport about $80$ per cent oxygen only and the rest $20$ per cent of it is transported in dissolved state in blood plasma
D
They do not carry carbon dioxide at all