hi frnds...
write a short note on immunity
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Explanation:
Immunity is the ability of the body to defend itself from 'foreign bodies'. This means rejecting infections, clearing up dust which gets in the lungs, and killing cancer cells. Vaccination builds on the natural immune system to make a person resist certain diseases. ... Vertebrates also have adaptive immunity....
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Answer:
it system which helps us fight against diseases and help to recover from it
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