Question

Which of the following is NOT an allosteric modulation of hemoglobin ?

• A. Carbon dioxide
• B. $H^{+}$
• C. $2,3-$ Bisphosphoglycerate
• D. Carbon monoxide

Answer 1

Answer: (D)

Carbon monoxide

A) Carbon dioxide is a heterotropic allosteric modulator of hemoglobin.

B) $H^{+}$ is a heterotropic allosteric modulator of haemoglobin.

C) 2,3-Bisphosphoglycerate is a heterotropic allosteric modulator of hemoglobin.

D) Carbon monoxide is not an allosteric modulation of hemoglobin.
So the correct answer is 'Carbon monoxide'.