MCQ
Antigen is a substance which
  • A
    lowers body temperature
  • B
    destroys harmful bacteria
  • triggers the immune system
  • D
    is used as an antidote to poison

Answer

Correct option: C.
triggers the immune system
c
Antigen is the only foreign substance which triggers immune system by way of antibody formation. These antibodies neutralize antigen by antigen-antibody reaction.

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