A) other antigens besides A and B on RBCs
B) over dominance of this type on the genes for A and B types
C) one antibody onlyeither anti-A or anti-B on the RBCs
D) no antigens A and B on RBCs
Correct Answer: D
Solution :
[D] Landsteiner divided human population into four groups based on the presence of antigens found in their RBCs. Each group represented a blood group. Thus, there are four types of blood groups A, B, AB and' ,O. Blood group 'O' does not contain any antigen on RBCs, hence can be given to any person, that's why this blood group is called universal donor. |
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