English 0.0 / 5 ? BiologyHealthy livingGCSEOCR Created by: achmed janneh*Created on: 31-03-15 11:59 35241 Across 1. these attatch themselves to antigens (10) 4. a fake version of a drug (7) 5. amount of years before a drug is put in pharmicies (8) Down 2. unnatural immunity (7) 3. process of white blood cell engulfing pathogen (12)
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