Biology Cardiovascular system Question #9919
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Q What antigen is present in the red blood cells of a person with blood group B?

ID: #9919 Cardiovascular system 144 views
Question Info
#9919Q ID
EasyDifficulty
Cardiovascular systemTopic

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  • A A antigen in RBC
  • B A antigen in plasma
  • C B antigen in RBC
  • D B antigen in plasma
Correct Answer

Explanation

Blood group B is characterized by the presence of B antigen in the red blood cells. This antigen is responsible for the B blood group and is absent in the A blood group. The B antigen is a complex carbohydrate that is found on the surface of red blood cells. The immune system recognizes this antigen as foreign, and individuals with blood group B produce antibodies against the A antigen. This is why blood transfusions must be carefully matched to ensure that the recipient does not have an adverse immune reaction to the donor blood.

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