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BRIANLEST

1.What is the goal of a vaccine?
2. Describe the mechanism of a vaccine.
4. What do scientists have to know about a virus before a vaccine can be designed

1 Answer

4 votes

Answer:

the goal of a vaccine is to introduce a weakened form of a certain disease to the body the body so that when the body is attacked by the disease it can be able to fight the disease at as it is conversant with the disease.