Physiology General 9855ed62 2-3 DPG is decreased in ? A Anemia B Acidosis C High altitude D Exercise High-Yield Explanation Ans. is 'b' i.e., AcidosisFactors which decrease 2,3 DPG and cause left shift of O2 dissociation curve are :-i) Acidosisii) Stored bloodiii) Fetal hemoglobin