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Standard XII
Biology
Question

The antigen present in pathogen is
  1. A specific protein involved in metabolism
  2. Polysaccharide synthesised by it in the host
  3. A specific protein or polysaccharide present on its coat
  4. None of the above

A
A specific protein involved in metabolism
B
None of the above
C
Polysaccharide synthesised by it in the host
D
A specific protein or polysaccharide present on its coat
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Solution
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The correct option is C A specific protein or polysaccharide present on its coat
The antigen present in pathogen is a protein or polysaccharide present on it's coat
Correct answer-C

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