Microbiology – MCQ 64 – Hapten

Which of the following statements is true about hapten?
A. It induces brisk immune response
B. It needs carrier to induce immune response
C. It is a T-independent Antigen
D. It has no association with MHC

Correct answer : B. It needs carrier to induce immune response

Hapten is a molecule which can react with antibodies but cannot induce antibody formation. It can induce an immune response after combining with a carrier molecule. Hapten-carrier complexes are T cell dependent antigens, but they require prior processing by macrophages.

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