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Explain ABO blood grouping. |
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Answer» Blood is divided into four groups on the basis of presence of antigen on the surface of RBCs. Based on this, blood groups are; A, B, AB and O. Antigen A is present in A blood group, B is present in B blood groups, both A and B are present in AB blood group, and no antigen is present in O blood group. These blood groups are further categorized as Rh positive or negative on the basis of presence or absence of Rh factor respectively. |
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