Q41 · CSIR-NET Chemistry, December 2014

Paper: CSIR-NET December 2014 · Subject: Inorganic Chemistry · Chapter: Bioinorganic Chemistry · Topic: Oxygen Carriers Hemoglobin · Marks: 2 · Difficulty: Medium

Under physiological condition, oxygen is binding to deoxyhemoglobin and deoxymyoglobin, the binding curve and its pH dependence, respectively, are
(a)Sigmoidal and pH dependent; hyperbolic and pH independent
(b)Hyperbolic and pH independent; sigmoidal and pH dependent
Answer
Answer: A ✓ checked by 4AB · confidence high
Explanation
Haemoglobin: sigmoidal, pH dependent (Bohr effect); myoglobin: hyperbolic, pH independent (a).

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