lmypathic and immune physoclogy

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Across
  1. 4. immune cells that kills infected and abnormal cells.
  2. 5. an organ that helps filter your blood and remove waste
  3. 6. ''tubes'' that carry fluids called lymph.
Down
  1. 1. protein that binds to a specific antigen.
  2. 2. A microbe that cause disease.
  3. 3. develop in a variety of other cell types.