Immune System

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Across
  1. 2. A microscopic organism that multiplies by cellular division.
  2. 4. what simulates antibodies and provide immunity.
  3. 5. a disorder that produces symptoms
Down
  1. 1. organism that causes disease.
  2. 3. A type of white blood cell that tailors the body's immune response to specific pathogens.
  3. 6. what defends the body.