biology

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Across
  1. 3. delicate blood vessels in our body
  2. 5. airways narrow and swell.may produce extra mucus
  3. 7. strong flexible connective tissue that protects joints
  4. 8. short term carbohydrate stored in muscle and liver
  5. 10. carry nutrients but not oxygen
  6. 12. vitamins and minerals
  7. 13. breath in
  8. 14. main source of energy
Down
  1. 1. method to measure energy given from food
  2. 2. help digestion and prevent constipation
  3. 4. muscle that seperate abdomen from chest
  4. 6. fat, protein and minerals
  5. 9. breath out
  6. 10. a slippery membrane
  7. 11. is a lipid