Prehestoric insects sprawn new drugs

123456789101112131415161718192021222324252627282930
Across
  1. 1. to occupy the attention or efforts of a person
  2. 5. a variant of a virus
  3. 6. Medicine/Medical- to designate remedies, treatment, etc
  4. 8. being the earliest, original, first of a particular kind
  5. 9. an effort made to accomplish something
  6. 10. to make impure or unsuitable by contact or mixture with something unclean, bad
  7. 12. to vary within certain limits
  8. 13. to confirm
  9. 14. to found, institute, build
  10. 16. to weaken or worsen
  11. 20. to convert into a fossil
  12. 22. to acclaim; approve enthusiastically
  13. 24. to buy
  14. 26. Chemistry, Physics. the smallest physical unit of an element or compound, consisting of one or more like atoms
  15. 27. to be unlike
  16. 28. to get, pull, or draw out, usually with special effort, skill, or force
  17. 30. to bury
Down
  1. 2. to develop gradually
  2. 3. never before known or experienced
  3. 4. to keep in existence or continuance; preserve; retain:
  4. 5. to bring to a stop or stay
  5. 7. to protected from a disease
  6. 11. a fan, an enthusiast
  7. 15. the act or power of resisting, opposing, or withstanding.
  8. 17. to adjust oneself to different conditions, environment, etc
  9. 18. to express approval or admiration of
  10. 19. to be like or similar to
  11. 21. unable to be avoided, evaded, or escaped; certain; necessary
  12. 23. Physics-one of the extremely small constituents of matter
  13. 24. to make clean
  14. 25. to restore to life
  15. 29. to refuse to accept someone or something