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  •  If no antigen is present on the RBC membrane, the blood group is  Option: 1 <p dir="lt

 If no antigen is present on the RBC membrane, the blood group is


 

Option: 1

A

 


Option: 2

AB

 


Option: 3

O

 


Option: 4

B

 


Answers (1)

best_answer

ABO blood group:

 
  • ABO blood groups in human beings were reported for the first time by Karl Landsteiner. According to this system, humans can have 4 types of blood groups, A, B, AB and O
  • A,  B and O blood groups were discovered by Landsteiner while AB blood group was discovered by de Castello and Steini.
  • ABO blood groups are determined by the gene Ig which has three alleles Ia, Ib, and Io of this gene 
  • Allele Ia and Ib produce antigen A and antigen B respectively. 
  • RBCs of each blood group contain some antigens and they possess antibodies against other antigens in their plasma. 
     

                  

Hence, the correct answer is option c.

Posted by

Suraj Bhandari

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