3.1.3 PBS

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Across
  1. 3. A substance that causes the body to produce specific antibodies
  2. 5. Protection gained after recovering from an infection or from a vaccine
  3. 6. The place where an infectious agent previously resided
  4. 8. Specific immune defense mechanisms developed over a lifetime
  5. 9. Cells that work to kill pathogen-infected cells by secreting toxins
  6. 11. Cells that are stimulated to produce antibodies
  7. 12. Organism or particle that causes illness
  8. 13. An organism that is vulnerable to infection
  9. 14. Transmission by touching an infected individual or body fluids
Down
  1. 1. Proteins made by the immune system in response to an antigen
  2. 2. Transmission by inhaling particles, touching objects, or insect bites
  3. 4. Non-specific immune defense mechanisms that we are born with
  4. 7. Contains a weakened or killed pathogen to stimulate an immune response
  5. 10. A term used to measure how infectious an agent of disease is
  6. 14. The number of organisms needed to cause illness following exposure