Match the following related to phenotypes and genotypes of blood groups
Column-I Column-II
1. A P. IOIO
2. B Q. IAIA , IAIO
3. AB R. IBIB , IBIO
4. O S. IAIB
1 - Q; 2 - R; 3 - S; 4 - P
Blood group A has two genotypes IAIA and IAIO , Blood group-B has two genotypes IBIB and IBIO , Blood group AB has one genotype IAIB and Blood group O has one genotype IOIO.