Ciencia y Tecn. Vocab Pt. 1

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Across
  1. 2. alternative medicine
  2. 5. contamination
  3. 6. harmful
  4. 7. to secure
  5. 12. discovery
  6. 13. to threaten
  7. 15. scarce
  8. 19. injury
  9. 20. epidemic
  10. 22. symptoms
  11. 23. insomnia
  12. 24. fever
  13. 25. controversial
  14. 27. to exhaust/deplete
Down
  1. 1. ethics
  2. 3. research
  3. 4. unexpected
  4. 8. treatment
  5. 9. improvement
  6. 10. the challenge
  7. 11. A threat
  8. 14. flu
  9. 16. medicine
  10. 17. DNA
  11. 18. genetics
  12. 21. stress
  13. 26. to spread