In which one of the following situations is hemoglobin most likely to bind oxygen?
A) in a tissue with a low partial pressure of oxygen
B) in a tissue with a neutral pH
C) in a tissue with a high temperature
D) in a tissue with a low pH
E) in a metabolically active tissue (e.g., muscle)

Question

Quizplus · Accepted Answer

Hemoglobin is most likely to bind oxygen in a tissue with a neutral pH because a neutral pH indicates less acidic conditions, which favors oxygen binding. Low pH (acidic conditions) and high temperatures generally promote oxygen release from hemoglobin.

In Which One of the Following Situations Is Hemoglobin Most