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Biology, 02.02.2021 02:30 davisz23

3. How does a vaccine work? * 2 points
o
It trains your immune system to attack the disease causing agent before it makes you
sick
O It makes you a little sick so the disease worit make you feel sick next time.
Oh locks your cells' so diseases carít get in.
O i fills up your immune system with vitamins and minerals that fight disease.

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3. How does a vaccine work? * 2 points
o
It trains your immune system to attack the dis...

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