2, 3-BPG binds to sites of haemoglobin and the affinity for oxygen
High-Yield Explanation
Answer- B. 1, decreases2,3-BPG binds to 1 site of haemoglobin and decreases the affinity for oxygen.2, 3 Bisphosphoglycerate (2,3- BPG) or 2,3 Diphosphoglycerate 2,3- DPG)It is most abundant organic phosphate in RBC.