Human Body Systems

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Across
  1. 5. Level of Organization that is made of cells
  2. 6. Body system responsible for breathing
  3. 8. Level of Organization that is made of tissues
  4. 10. Body system that circulates blood and nutrients around the body
  5. 13. Body system that produces offspring
  6. 15. The constant internal conditions inside the body
  7. 16. Body system that allows us to break down nutrients from food
Down
  1. 1. Body system that controls the body's functions
  2. 2. Body system that contains muscles and bones and allows us to move
  3. 3. Body System that gets rid of waste
  4. 4. Smallest Level of Organization that makes up everything
  5. 7. Level of Organization that is made up molecules; the basic unit of all living things
  6. 9. Level of Organization that is made up of atoms
  7. 11. Level of Organization that is made of organ systems
  8. 12. Level of Organization that is made from organs working together
  9. 14. Body system that helps us fight off diseases