ਇਮਿਉਨਿਟੀ ਕਿੰਨੇ ਤਰਾਂ ਦੀ ਹੁੰਦੀ ਹੈ ?
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This protection is called immunity human have three types of immunity - innate , adaptive, and passive: Innate immunity: Everyone is born with innate (or natural) immunity, a type of general protection.
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