English 0.0 / 5 ? BiologyHealthy livingGCSEOCR Created by: achmed janneh*Created on: 31-03-15 11:59 unnatural immunity vaccine 1 of 5 a fake version of a drug placebo 2 of 5 amount of years before a drug is put in pharmicies thirteen 3 of 5 process of white blood cell engulfing pathogen phagocytosis 4 of 5 these attatch themselves to antigens antibodies 5 of 5
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