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Question : Assertion : Oxygendissociation curve of haemoglobin is sigmoid . Reason : Oxygen dissociationcurvemoves towardsleftside with increse in CO_(2)concentration inthe air.

Answer»

If both ASSERTION and Reason are trueand Reason is a correctexplaintionof Assertion .
If both assertion and Reason are true but Reason is not a correct EXPLANATIONOF Assertion .
If Assertion is true but Reason is FALSE .
If both assertionand Reason are false .

Answer :C


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