Microbial Nutrition & Growth (BIO 202 Ch. 6)

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Across
  1. 2. An organism that derives both carbon and energy from organic compounds (e.g. Staphylococcus aureus, humans)
  2. 4. ____ nutrient, a substance that must be provided to an organism for survival and growth
  3. 8. Describes nutrients containing C and H atoms (includes the macromolecules)
  4. 10. An organism that uses light energy and CO2 to produce organic molecules
  5. 11. A substance required in large quantities by living organisms, used in cell structure and metabolism (e.g. C, H, O)
  6. 13. Ingestion by cells of whole cells or large solid matter
  7. 14. Derives its nutrients from cells or tissues of a living host, not beneficial to the host (types inc. ecto, endo, intracellular, obligate)
  8. 16. Diffusion of water through a selectively-permeable membrane
  9. 17. ____ temperature, the intermediate between minimum and maximum that promotes fastest rate of growth and metabolism
Down
  1. 1. An organism that feeds on organic material from dead organisms (e.g. Clostridium)
  2. 3. An organism that must obtain its carbon from organic molecules
  3. 4. Process of a cell engulfing a substance in its membrane
  4. 5. Passive transport, moving from an area of high concentration to an area of low concentration
  5. 6. Describes nutrients containing a combination of atoms other than C and H
  6. 7. A substance required in small amounts by living organisms, involved in enzyme function and protein structure maintenance (e.g. Mn, Zn)
  7. 9. An organism that gets carbon from CO2, can make its own food
  8. 10. Ingestion by cells of liquids such as oils or molecules in solution
  9. 12. An organism that uses inorganic molecules as energy to synthesize own food from CO2
  10. 15. An acronym for remembering the most abundant elements in bacterial cells by weight