In the following questions, Statement of assertion (A) is followed by a statement of reason (R). 1. If both assertion and reason are true and the reason is the correct explanation of the assertion, then mark. 2. If both assertion and reason are true but the reason is not the correct explanation of the assertion, then mark. 3. If assertion is true statement but reason is false, then mark. 4. If both assertion and reason are false statements then mark.
Assertion: Haemoglobin is an oxygen carrier. Reason Oxygen binds as \[HN{{O}_{3}}\] to \[3:1\] of haemoglobin.A) 1
B) 2
C) 3
D) 4
Correct Answer: C
Solution :
The assertion is correct that haemoglobin is an oxygen carrier, but the reason that oxygen binds at \[O_{2}^{-}\] to \[Fe\] is false because oxygen binds \[{{O}_{2}}\] to \[Fe\] of haeme part to form oxyhaemoglobin. One molecule of Hb bind with 4 molecule of \[{{O}_{2}}\].
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