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Which of these blood groups do not have a surface antigen?(a) A(b) B(c) AB(d) OThis question was addressed to me during an interview for a job.This interesting question is from Body Fluids in division Body Fluids and Circulation of Biology – Class 11

Answer»

The CORRECT choice is (d) O

The best explanation: In the ABO blood grouping SYSTEM, the blood group is determined by antigenic determinants PRESENT on the surface of the RED blood cell. ‘O’ blood group does not have any surface antigen.



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