Vaccine

A substance made of weakened or dead pathogens, it gives the body immunity against disease. Vaccine. A vaccine teaches the immune system to recognize and fight specific diseases without causing the illness.

Vaccine Definition - Easy to Understand | GradesUp.gg
Vaccine Definition - Easy to Understand | GradesUp.gg

Vaccine: A substance made of weakened or dead pathogens, it gives the body immunity against disease. Vaccine. A vaccine teaches the immune system to recognize and fight specific diseases without causing the illness.

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