Across
- 3. The arteries that supply blood to the heart
- 4. The type of white blood cell that engulfs bacteria
- 7. When part of a microorganism or an inactive microorganism is given to make you immune to a disease
- 9. These stick onto microorganisms causing them to clump together
- 10. The general term for blood cells that help your body fight infections
- 11. The shape of the antibody is ........ with the shape of the antigen
- 12. Carry blood back from the body to the heart
Down
- 1. Type of microorganism, not bacteria or fungi
- 2. Describes a disease that can be spread from person to person
- 5. Chemical marker on the outside of a pathogen. These are different shape depending on the pathogen
- 6. Eating contaminated food can lead to this disease
- 8. A general term for microorganisms that can make us ill