the importance of nutrition

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Across
  1. 5. psyhcological desire for food
  2. 6. when bones become fragile and break
  3. 10. nutrients to build and maintain cells
  4. 13. waxy, fat-like substance in blood
  5. 15. recommendations for smart and healthy living
  6. 16. treating with heat to kill pathogens
  7. 17. reaction to food not involving immune system
  8. 18. things added to food to get effects
  9. 19. reaction to food involving immune system
  10. 20. ratio of nutrients to calories
Down
  1. 1. carbohydrates your body cant process
  2. 2. main source of energy, starches and sugars
  3. 3. interactive guide to healthy eating and activity
  4. 4. compounds in food to help regulate body
  5. 7. your body taking in and using food
  6. 8. spreading pathogens from one to another
  7. 9. elements in food the body uses
  8. 11. food poisoning
  9. 12. fuels, feeds, and repairs
  10. 14. natural desire to eat