metableils vocond

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Across
  1. 1. a set of connecting parts
  2. 3. car exhaust
  3. 7. a gas that has 8 electrons
  4. 8. a molecule that the body uses for energy
  5. 9. reaction between oxygen and glucose
  6. 11. large molecules that the body needs
  7. 13. protein building blocks
  8. 16. takes food and breaks it down in the body
  9. 17. smallest unit of life
Down
  1. 2. a claim supported by evidence
  2. 4. takes oxygen to the body systems
  3. 5. group of atoms
  4. 6. a cell that sends messages to the brain
  5. 10. carries oxygen throughout the body
  6. 12. energy storage of glucose
  7. 14. a group of tissues
  8. 15. the body breaks down glucose and oxygen