The Immune System

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