MCQ
What is true about $RBCs$ in humans?
  • They carry about $20-25$ per cent of $CO_2$
  • B
    They transport only $O_2$
  • C
    They transport about $80$ per cent of excretory waste
  • D
    They do not carry $CO_2$ at all

Answer

Correct option: A.
They carry about $20-25$ per cent of $CO_2$
a

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