Human health and Disease

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Across
  1. 1. Immunity provided by mother’s milk
  2. 3. A weakened or killed pathogen used in vaccination
  3. 4. Immediate immune response without memory
  4. 6. Immunity acquired after recovery from disease
  5. 9. Protein molecules produced in response to antigens
Down
  1. 2. Injection of weakened pathogen for prevention
  2. 5. The molecule that triggers an immune response
  3. 7. Cells that produce antibodies
  4. 8. Chemical messenger secreted by virus-infected cells