As acidity increases,how does this affect the affinity of hemoglobin for the oxygen it carries?
A)Oxyhemoglobin affinity decreases.
B)Oxyhemoglobin affinity increases.
C)Oxyhemoglobin affinity remains the same.
D)Hemoglobin loses its affinity for oxygen.
E)None of these choices is correct.

Question

Quizplus · Accepted Answer

An increase in acidity (decrease in pH) results in a decrease in the affinity of hemoglobin for oxygen. This is known as the Bohr effect and is important in the release of oxygen from hemoglobin in tissues with high metabolic activity that produce more carbon dioxide and increase acidity.

As Acidity Increases,how Does This Affect the Affinity of Hemoglobin