Q. .The most popularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because "O" in it refers to having AIPMT - 2009 (Solved)
1. Overdominance of this type on the genes for A and B types
2. One antibody only - either anti - A or anti - B on the RBCs
3. no antigens A and B on RBCs
4. other antigens besides A and B on RBCs
5. cessive
- c. no antigens A and B on RBCs