NEET Biology question

What is true about RBCs in humans?

(A)They carry about 20-25 per cent of carbon dioxideCorrect
(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

Answer: (A)

Solution

RBCs carry roughly 20–25% of the CO produced by tissues as carbaminohaemoglobin, while about 97% of oxygen is transported bound to

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Question ID VK-119016