Question

ABO blood grouping system is based on the

• A. surface lipids present on the cell membrane
• B. surface antigen present on the RBCs
• C. nature of all constituents
• D. nature of RBC and WBC

Answer 1

The correct option is B

surface antigen present on the RBCs

ABO blood group system is the classification of human blood based on the inherited properties of red blood cells as determined by the presence or absence of the antigens A and B. These antigens are carried on the surface of the red cells that correspond to the four main blood groups: A, B, O, or AB.