Human Body Systems

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Across
  1. 2. Removes waste
  2. 4. protected
  3. 6. bones
  4. 10. Breathing
  5. 11. hormonal
  6. 12. Brain
Down
  1. 1. Moves oxygen
  2. 3. skin
  3. 5. Strong
  4. 7. evacuation
  5. 8. duplicate
  6. 9. Breaks down