Life Science 7 - Chapter 2.2

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Across
  1. 2. organisms that makes its own food
  2. 4. protective capsule that some bacteria form to protect genetic material in harsh conditions
  3. 6. organism that breaks down dead plant and animal material
  4. 8. prefix meaning linked together in a chain
  5. 12. type of asexual reproduction in which a small outgrowth of a parent cell results in an independent organism
  6. 14. extremophile that can survive high levels of salt
  7. 16. relationship between two organisms in which at least one benefits
  8. 17. process by which starches and sugars are broken down without the presence of oxygen
  9. 21. microorganism that lives in extreme conditions
  10. 22. chemical necessary to break down sugars and carbohydrates that can be made by bacteria
  11. 23. thin whip-like structure that helps an organism move through liquid
  12. 25. unicellular organism without a visible nucleus
Down
  1. 1. nutrient produced by bacteria in human intestines
  2. 3. structures inside bacteria that produce proteins
  3. 5. process of heating liquids to kill harmful bacteria
  4. 7. organism that obtains food from an outside source
  5. 9. process by which some bacteria use sunlight to create their own food
  6. 10. domain that has non-bacterial prokaryotes
  7. 11. process of heating food and sealing in airtight containers to prevent spoilage
  8. 13. chemical added to food to slow the growth of bacteria and mold
  9. 15. disease-causing organism
  10. 18. drug used to kill harmful bacteria
  11. 19. tough, protective structure that encloses all bacterium
  12. 20. cell with a visible nucleus
  13. 24. type of reproduction in which there is only one parent and two identical cells are formed