Body Systems

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Across
  1. 2. gives animals structure
  2. 6. cells, tissue, organ, organ system
  3. 7. blood carries oxygen and removes CO2
  4. 9. has voluntary and involuntary actions
  5. 10. protects us from getting sick
  6. 11. breaks down food and absorbs nutrients
Down
  1. 1. skeletal, smooth, cardiac
  2. 3. adrenaline rush
  3. 4. protects the body
  4. 5. 2 types: asexual and sexual
  5. 8. breathes in oxygen, gets rid of CO2