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Biology Defence Mechanisms Crossword

1. Term given to describe white blood cells
2. Mechanism for Spreading Disease
3. These detect pathogens by noticing a chemical symbol
4. Acid stored in this body organ can kill pathogens
5. Pathogen found in water
6. Found in saliva and can kill pathogens
7. Found in the blood and can help kill pathogens
8. Microorganism found in spoilt food and can cause illness