Q. The Red Blood cells of a person with Blood group ‘O’ contains Agglutinogen:
(1) Only B
(2) A and B both
(3) Only A
(4) Neither A nor B
(5) Question not attempted
Answer: 4
People with group O have red corpuscles without Agglutinogen, but as their plasma contains the two agglutinins, they can only receive blood from group O. They are, however, able to give blood to patients of group A, B, AB, and O.
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