7th grade science

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Across
  1. 3. first layer of protection against disease, also gets rid of wastes
  2. 4. brain of the cell
  3. 6. extra layer of protection for plant cells
  4. 14. takes nutrients out of food
  5. 15. power house of the cell
  6. 16. includes skin, hair, and nails
Down
  1. 1. supports body posture
  2. 2. holds water wastes of the cell
  3. 5. takes in oxygen, takes out carbon dioxide
  4. 7. connects other tissues together
  5. 8. the 5 senses
  6. 9. fights diseases
  7. 10. bends bones to make the body move
  8. 11. takes nutrients to other cells
  9. 12. makes hormones
  10. 13. semi-permeable, gate keeper of the cell