In genotype IAIA and IAi allele have A antigen
a) blood group O
b) blood group A
c) blood group B
d) blood group AB
…………blood group which is universal donor.
a) A
b) B
c) O
d) AB
ABO group system is discovered in……………
a) 1800
b) 1930
c) 1925
d) none
Gene “I” present……….…..allele.
a) four
b) three
c) two
d) five
Gene “I” present in allele……………………...
a) IA
b) IB
c) I
d) all of above
Two main blood group is………………..
a) ABO
b) Rh
c) O
d) both a and b
