Microbial Nutrition & Growth

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Across
  1. 3. time taken for parent cell to produce two daughter cells is __ time
  2. 5. essential nutrient that must be supplied to an organism
  3. 6. parasite that lives in cells or tissues
  4. 8. organisms cooperate to produce a result that neither could do alone
  5. 10. nutrient required in large amounts
  6. 13. does not require oxygen for metabolism
  7. 14. majority of medically significant bacteria are ___
  8. 17. organism that uses CO2 as its carbon source
  9. 20. one bacterium splits into 2 daughter cells is binary ___
  10. 22. capable of growing at temp > 45 deg Celsius
  11. 25. fourth phase of bacterial growth curve
  12. 26. can grow in higher CO2 levels
  13. 27. sign of bacterial growth (cloudiness)
  14. 28. one partner benefits, the other is not harmed
  15. 30. organisms within community compete for resources
  16. 31. thrive in high salt concentrations
  17. 35. parasite that lives on the body
  18. 37. one partner benefits, other partner is harmed
  19. 40. swallowing of bacteria by WBC
  20. 41. organism that grows only in presence of oxygen is ___ aerobe
  21. 43. thrive in alkaline environment
  22. 44. energy source are carbon compounds
  23. 45. organism that feeds on organic debris
Down
  1. 1. relationship in which both organisms benefit
  2. 2. disease causing microorganism
  3. 4. cell drinking
  4. 7. second phase of bacterial growth curve
  5. 9. condition in which 2 organisms live together in close partnership
  6. 11. major element found in living organisms
  7. 12. capable of growing between 15-30 deg Celsius
  8. 15. community of microbes attached to a surface and one another
  9. 16. thrive under high atmospheric pressure conditions
  10. 18. ideal temperature for growth is ___ temperature
  11. 19. ATP is required in ___ transport
  12. 21. movement of substances down a concentration gradient
  13. 23. third phase of bacterial growth curve
  14. 24. does not require O2 for growth but will use it if present
  15. 29. movement of water across a selectively permeable membrane
  16. 32. thrives in acidic environment
  17. 33. organism that obtains carbon in organic form
  18. 34. capable of growing in temp. < 15 deg Celsius
  19. 36. main energy source is sunlight
  20. 38. nutrient required in small amounts
  21. 39. first phase of bacterial growth curve
  22. 42. an obligate intracellular parasite