Get Best BIOL 103 Quiz 4-5-6

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Get Best BIOL 103 Quiz 4-5-6

 

Quiz 4

  1. In higher plants, photosynthesis occurs within cellular organelles called
  2. Which treatment (syringes) had the least number of floating disks after 35 minutes?
  3. Plant pigments are carried up into chromatography paper
  4. Which phrase below best describes the form your data takes in the experiment outlined in Activity 1 of this lab?
  5. What are two forms of useful energy that are produced by the flow of electrons in a membrane?:
  6. The greater the time elapsed during the assay:
  7. Which of the following hypotheses was supported by the Leaf Disk Assay experiment?
  8. In a leaf disc assay, the disc float in solution because
  9. Plants convert the energy of sunlight into a chemically usable form. They do this using a process called
  10. Which of the following experimental conditions yielded the greatest number of floating leaf discs?

Quiz 5

  1. Your lab manual describes DNA that has come out of the solution as
  2. What is the importance of our experiment on the salt that is present in the sports drink?
  3. The cell lysis solution contains helps to rupture cell membranes gently.
  4. Where in your tube is DNA first seen?
  5. The sports drink sample is transferred from a collection cup to a
  6. What effect does coffee (caffeine) have on DNA isolation?
  7. Ethanol is added to the 15-ml tube by
  8. What process maximizes the amount of DNA you recover in your final sample?
  9. DNA is extracted from the ethanol layer using
  10. DNA is made visible—brought out of solution—by

Quiz 6

  1. In pouring molten media from a tube into a plate
  2. A major goal of the aseptic technique is to
  3. Which sampling source is least likely to yield human pathogens?
  4. Swabbing a nutrient medium plate with a sterile swab
  5. Select the correct sequence of activities below:
  6. The most effective way to sample airborne microbes is to
  7. A highly probable source of contaminant micro-organisms in culture media is
  8. How often may a swab be reused for inoculating a nutrient plate?
  9. Which is not needed for environmental microbes to survive in a lab setting?
  10. The nutrient plate growing the smallest number of colonies is the one swabbed

 

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