Across
- 2. The ability to resist or recover from an infectious disease
- 4. Make antibodies that attach to specific antigens
- 5. A white blood cell that destroys pathogens by engulfing them
- 6. A specialized protein that binds to an antigen to tag for destruction
- 7. An organism, a virus or a protein that causes a disease
Down
- 1. A substance prepared from killed or weakened pathogens that is introduced into the body to produce immunity
- 2. Made up of tissues and white blood cells that attack viruses
- 3. Coordinate the body's immune response, or attack infected cells