Question

what is vaccine ?_______​

Answer 1

Answer:

Explanation:

A vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. A vaccine typically contains a biological preparation from disease-causing microorganism, or since the beginning of the 21st century, made synthetically that resembles it.

Answer 2

Answer:

English

mild form of a disease that is put (injected) into a person or an animal’s blood using a needle (an injection) in order to protect the body against that disease.

Hindi

किसी रोग के प्रति प्रतिरक्षा के उद्देश्य से मुष्य अथवा पशु के रक्त में सुई की सहायता से डाला जानेवाला उसी रोग के कीटाणु (कमज़ोर रूप में); टीके की दवा

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