Bacteria

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Across
  1. 3. any organism that causes disease
  2. 5. uses organisms to help clean up or remove environmental pollutants
  3. 14. make their own food using carbon dioxide water and energy from the sun
  4. 15. bacteria found in extreme conditions
  5. 17. rod shaped bacteria
  6. 19. one or many celled organism that lives in moist or wet surroundings
  7. 20. any organism that uses dead organisms as a food and energy source
  8. 21. sphere shaped bacteria
Down
  1. 1. changes nitrogen from the air into forms that plants and animals can use
  2. 2. heating food to a temperature that kills most harmful bacteria
  3. 4. plant like protist
  4. 6. a process that uses two new cells with genetic material identical to each other and that of the original cell
  5. 7. an organism that doesn't not use oxygen to live
  6. 8. made from damaged particles taken from bacterial cell walls or from killed bacteria
  7. 9. limit the growth of bacteria
  8. 10. an organism that uses oxygen when breaking down food
  9. 11. a poisonous substance
  10. 12. whiplike tail used for movement
  11. 13. the largest of the bacteria categories
  12. 16. thick walled structures
  13. 18. spiral shaped bacteria