Vocabulary words: Bio, Vit

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Across
  1. 4. necessary to life
  2. 8. pill that promotes a healthy life
  3. 9. book was written by a person about his/ her life
  4. 10. removal of living tissue for testing
  5. 11. a person who lives through a difficult event
  6. 13. book was written about a person by someone else
  7. 16. brightly colored
  8. 17. the study of living things
  9. 18. medicine that destroys harmful bacteria
  10. 19. how two different organisms live together and depend on each other
Down
  1. 1. diet diet thought to help people live longer
  2. 2. zone of Earth where there is life
  3. 3. to bring back to life again
  4. 5. the study of the nervous system and how it helps the living things learn and react
  5. 6. state of being full of life; full of energy
  6. 7. surgery on living animals
  7. 11. the ability to continue living
  8. 12. full of life; fun; lively
  9. 14. to breathe new life into something after it declined
  10. 15. person who studies living things