Immune System

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Across
  1. 4. scientific name for white blood cells
  2. 7. disease causing microbe
  3. 8. injection of a dead or weakened pathogen meant to build immunity
  4. 9. contact with something(a pathogen)
  5. 11. a protein produced by white blood cells
  6. 12. particles composed of nucleic acid and protein that can be infectious
  7. 13. an abnormal response or an overreaction of the immune system
Down
  1. 1. any condition that prevents the body from working as it should
  2. 2. a protein marker found on the surface of cells
  3. 3. experience that a person feels or reports to indicate a disease or condition
  4. 5. human immunodeficiency virus
  5. 6. disease-causing organism that can be transmitted to other people
  6. 10. a microorganism that can be infectious