how does vaccine protect our body from infection
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vaccine protect. our BODY BY THE HARM FULL DISEASE AND hARM FULLL MICRO organisms and also protect from the infections that cut of metal things
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Vaccines consist of many antiviruses to fight from infection. When they are injected in a person's body, the body produces antibodies to fight the germs present there. The antibodies remain in the body and protect it from further attack of diseases and germs. There are different vaccines for different diseases.
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