Body systems

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Across
  1. 2. A group of issues working together
  2. 3. Releases waste from the body
  3. 5. A group of organs working together
  4. 7. Allows us to breathe
  5. 10. fights off diseases
  6. 11. The tendency
  7. 12. The most basic unit of life
Down
  1. 1. Controls the flow of blood
  2. 4. Provides support to organs
  3. 6. A living thing
  4. 8. allows you to move
  5. 9. A group of cells working together