B2 OCR Keeping Healthy 0.0 / 5 ? BiologyMicrobes and diseaseGCSEOCR Created by: hannialexCreated on: 29-05-15 18:10 38921674 Across 1. What are cell markers called which are generally chemicals on the surface of proteins. They allow the antibody's to recognise the pathogen as being foreign (7) 2. What blood vessels takes blood away from the heart? (8) 4. What artery delivers the hearts own supply of blood? (8) 6. What pathogen is the common cold caused by? (5) 8. What do you call it when the DNA and structure of a pathogen changes (8) Down 2. What antimicrobial kills or inhibits the growth of bacteria? (11) 3. What are disease-causing microorganisms called? (9) 7. This is a physical barrier preventing pathogens from entering the body (4) 9. The smallest pathogen (5)
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