what is vaccine ? who produce vaccine firstly
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⭐️VACCINE-
✨A vaccine is a preperation used to produce active immunity to a disease, in order to prevent infection by any organism
✨This term. is firstly derived from vaccinia, the infectious viral agent of cow pox
✨The first vaccine is discovered by EDWARD JENNER.It was a smallpox vaccine
⭐️VACCINE-
✨A vaccine is a preperation used to produce active immunity to a disease, in order to prevent infection by any organism
✨This term. is firstly derived from vaccinia, the infectious viral agent of cow pox
✨The first vaccine is discovered by EDWARD JENNER.It was a smallpox vaccine
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Answer:
⭐️A vaccine is a preperation used to produce active immunity to a disease, in order to prevent infection by any organism
=>This term. is firstly derived from vaccinia, the infectious viral agent of cow pox
✔The first vaccine is discovered by EDWARD JENNER.It was a smallpox vaccine.
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