Body Systems Crossword

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Across
  1. 4. the system responsible for delivering molecules to the rest of the body
  2. 6. the system responsible for sending signals to and from the brain
  3. 7. the system responsible for breaking down food for energy
Down
  1. 1. the system responsible for keeping our bodies aligned and allowing us to move
  2. 2. the system responsible for expelling waste from the body
  3. 3. the system responsible for bringing oxygen into the body
  4. 5. the system responsible for creating new life