MICRO final

  1. compounds produced by bacterium Desulfovibrio
    cause corrosion of iron and steel pipes buried in soil
  2. bioremediation.
    use of microbes to break down synthetic waste products such as polychlorinated biphenyls
  3. ´╗┐Nitrogen fixation refers to the direct conversion of atmospheric nitrogen gas into
  4. The synthetic bacteria-derived hormone known as bovine growth hormone is used for increasing
    milk production
  5. Which of the following refers to which microorganisms are present in a food?
    qualitative aspects
  6. Glycocalyx-producing microorganisms will a produce a spoilage condition in milk known as
  7. Commercial sterilization is designed to eliminate
    the most resistance bacterial spores
  8. A method of pasteurization that passes milk through a hot cylinder at 71.7 C for 15-17 seconds is called
    the flash method
  9. Which of the following is not a characteristic of gamma rays?
    causes food to become radioactive at a low level
  10. Which of the following is not a machine used to dry liquids for preservation?
  11. Conjugation refers to the process by whic
    a donor bacterial cell transfers some of its genetic material to a recipient bacterium
  12. Conjugation, transduction, and transformation are methods by which ________________ can transfer their genes
  13. chromosome of bacteria consists of
    DNA in a double helix in a closed loop
  14. Fungi that lack partitions (septa) are called
  15. basidiomycetes include plant parasites that can cause
    rust and smut diseases
  16. Mycorrhizae are mutualistic associations between fungi and
    vascular plants
  17. The five kingdom system of classification was set up by
  18. All the following are considered eukaryotes except:
  19. The ability to see viruses became possible with the invention of the:
    electron microscope
  20. Which microscope provides the greatest magnification
    a TEM
Card Set
MICRO final