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Define Vaccination...Class 9 ... why do we fall ill...pl tell its answer |
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Answer» Vaccination is a biologically prepared product which contains typical agents resembling a microorganism that causes diseases, made from weakened or dead forms of the microbes, one of its surface proteins or its toxic Vaccination is the preparations for the prevention of disease earlier Vaccination is a preparation that improves immunity to a particular disease. It is a biologically prepared\xa0product which contains typical agents resembling a microorganism that causes diseases, made from weakened or dead forms of the microbes, one of its surface proteins or its toxic |
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