Body Fluids and CirculationMedium
Question
What is correct for blood group ′O′ ?
Options
A.No antigens but both a and b antibodies are present
B.A antigen and b antibody
C.Antigen and antibody both absent
D.A, B antigen and a, b antibodies
Solution
In blood of ′O′ group, no antigens are present on red cells, but both anti-a and anti-b antibodies are present in plasma.
Blood group A has antigen ′A′ and antibody ′b′. Blood group B has antibody ′a′.
Blood group AB has antigens ′A′ and ′B′ but no antibody.
Blood group A has antigen ′A′ and antibody ′b′. Blood group B has antibody ′a′.
Blood group AB has antigens ′A′ and ′B′ but no antibody.
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