Question: Which of the following statements regarding hemoglobin is TRUE?: Question options: A) The Bohr shift represents a change in hemoglobin's affinity for oxygen that favors the release of O2 when pH is low B) At low partial pressures of CO2, such as in the lungs, hemoglobin is unlikely to be fully saturated with oxygen C) A rightward shift in the oxygen-hemoglobin dissociation curve represents increased dissociation of CO2 from hemoglobin