Texas Southern University - BIOL 347

Chapter 04

Dynamics of Prokaryotic Growth

Matching Questions

1)Which of the following best matches the description:

True / False Questions

2. It is assumed that every colony observed on a streak plate arose from a single bacterium.

3. In microbiology, growth usually refers to an increase in size of the bacteria.
4. There are 5 stages of growth in an open system of culture.

5. Secondary metabolites may be antibiotics.

6. A single bacterial cell may multiply to form a visible colony.

7. Prokaryotes are the only organisms able to use atmospheric nitrogen as a nitrogen source.

8. Freezing is an effective means of destroying bacteria.

9. One would expect most strict anaerobic organisms to have superoxide dismutase.

10. Differential media only allows certain bacteria to grow.

11. Treponema pallidum is easily grown on complex media.

Essay Questions

12. Why would it be important to standardize the stage of growth of organisms used when doing experiments with bacteria? Which stage might you pick?

13. Discuss the growth of bacteria in nature vs artificial culture?