Immune System

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Across
  1. 2. First responders to an infection
  2. 4. Type of cells that produce antibodies
  3. 6. Type of T cell that stimulates cytotoxic T cells and B cells
  4. 8. T cells that kill target cells
  5. 9. Immune system’s first response to a pathogen
Down
  1. 1. Type of immunity acquired through vaccination
  2. 3. Type of immunity arising from the transfer of antibodies to an individual without mounting their own immune response
  3. 5. Long-lived cells that remember a specific pathogen
  4. 7. Protein that marks pathogens to be recognized
  5. 8. A group of lymphocytes that share the same antigen receptor