vocab

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Across
  1. 3. takes in oxygen and realises carbondioxide
  2. 7. food break down
  3. 10. release energy
  4. 12. building blocks of protein
  5. 15. body's use of molocules
  6. 16. claim supported by
  7. 17. helps you grow
Down
  1. 1. releases energy into cells
  2. 2. operate the body
  3. 4. breath out
  4. 5. transports energy
  5. 6. building blocks of body
  6. 8. made of glucose
  7. 9. collection of atoms
  8. 11. send and receives messages from the body
  9. 13. a set of interactive parts working together
  10. 14. breath in