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lisabon 2012 [21]
4 years ago
10

Why are vaccines given to people?

Chemistry
2 answers:
harkovskaia [24]4 years ago
5 0
Vaccines are given to people so there body can reject the diseases in there body.
example. they inject they flu into yo arm so your body knows what it is and how to attack it when it threatens your body.
nignag [31]4 years ago
3 0
Vaccines are given to people when they are at risk of contracting a disease
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