Immunity

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Across
  1. 3. disease-causing organisms are called
  2. 7. cells that recognize antigen-coated parasites
  3. 8. these cells lack MHC proteins
  4. 9. most common type of leukocytes
Down
  1. 1. mobile phagocytic cells, primarily found in skin
  2. 2. white blood cells are also called
  3. 4. agranulocytes responsible for invader attack and antibody production
  4. 5. t cells that destroy virus-infected & cancer cells
  5. 6. cells that release chemicals and mediate inflammation and allergic response