What does “Active vs passive immunity” actually mean in Human Health and Disease, and why does it matter for NEET?
active immunity is made by your own body after infection or a vaccine (lasting); passive immunity is ready-made antibodies given from outside (quick but short-lived).
In simple words: active immunity is made by your own body after infection or a vaccine (lasting); passive immunity is ready-made antibodies given from outside (quick but short-lived). Getting Active vs passive immunity clear matters because NEET questions on Human Health and Disease usually test this idea directly, not just a formula you memorised.
Key point
Active vs passive immunity
Common mistake
calling a vaccine passive immunity.
Memory tip
vaccine = active (you make it); antiserum and mother's milk = passive (given ready).
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