Across
- 3. A material or organism which is spread in infectious disease
- 6. A disease which cannot be passed form person to person
- 7. A barrier of the body which prevents pathogens from entering
- 8. Type of cell which gives long lasting immunity
Down
- 1. A factor in disease which is passed down from parents to children
- 2. A surface or object which disease can be caught from
- 4. Protein immune system makes which targets specific pathogens
- 5. Non-cellular pathogen which uses body's cells as a host