Chapter 20 World

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Across
  1. 6. increase in numbers
  2. 7. unlawful use of violence
  3. 8. deliberate modification of an organism
  4. 9. person forced to leave their country
  5. 10. layer in the earths stratosphere
  6. 13. expression of opinions
  7. 15. loss of body's cellular immunity
  8. 18. freedoms everyone is entitled to
  9. 20. natural course without tariffs quotas
  10. 21. increase in crop production
  11. 22. large spacecraft orbit around earth
  12. 23. global computer network
Down
  1. 1. protect u.s. against threats
  2. 2. culture based on the tastes of ordinary people
  3. 3. system of trade
  4. 4. industrialized nation
  5. 5. identical copy
  6. 11. sovereign state has developed economy
  7. 12. unequal treatment based on gender
  8. 14. disruption fear in society
  9. 16. realistically attainable growth
  10. 17. physical comfort
  11. 19. tools to obstruct terrorism