Basis of Blood Grouping
Blood grouping is done on the basis of
- Antigen on RBC — Correct Answer
- Antibody on RBC
- Antigen & Antibody on RBC
- Antigen on WBC
Explanation:
Correct Answer: Antigen on RBC
Blood grouping is based on the presence or absence of specific antigens on the surface of Red Blood Cells (RBCs). Antibodies are present in the plasma (serum), not on RBCs.
ABO Blood Group System
| Blood Group | Genotype | Antigen on RBC | Antibody in Plasma |
|---|---|---|---|
| A | IᴬIᴬ or IᴬIᴼ | A | Anti-B |
| B | IᴮIᴮ or IᴮIᴼ | B | Anti-A |
| AB | IᴬIᴮ | A and B | Neither |
| O | IᴼIᴼ | Neither | Anti-A and Anti-B |
- Universal donor: O⁻ᵛᵉ
- Universal recipient: AB⁺ᵛᵉ
- Discovered by: Karl Landsteiner (also discovered Rh factor)
📚 About this Topic — Animal Genetics & Breeding
This multiple choice question is from Animal Genetics & Breeding, Animal Refresher. It has 4 options with a detailed explanation of the correct answer. Practice more MCQs from Animal Genetics & Breeding to strengthen your preparation.
