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Question: Answered & Verified by Expert
Assertion : Haemoglobin is an oxygen carrier.
Reason : Oxygen binds as $\mathrm{O}_2^{-}$to $\mathrm{Fe}$ of haemoglobin.
ChemistrySurface ChemistryAIIMSAIIMS 2003
Options:
  • A If both assertion and reason are true and the reason is the correct explanation of the assertion
  • B If both assertion and reason are true and the reason is not the correct explanation of the assertion
  • C If assertion is true but reason is false
  • D If both assertion and reason are false.
Solution:
2023 Upvotes Verified Answer
The correct answer is: If assertion is true but reason is false
Haemoglobin is the oxygen carrier in the human blood. It consists of four subunits and one molecule of haemoglobin can carry 4 molecules of $\mathrm{O}_2 . \mathrm{O}_2$ binds to $\mathrm{Fe}$ of heme part.

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