what is vaccine ? give the answer quick
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Answer:
a vaccine is a type of medicine which is used
to stay away from disease and viruses
like polio protects us from a harmful disease
and vaccine will protect us from covid 19 .
thats all
Answered by
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Answer:
vaccines are made up of small quantity of dead or very weak germs of a particular diseases or substance produced by these germs they,are swallowed or in injection in the ability to fight any future attacks from the germs of a particular disease
Explanation:
hope it helps
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