Ch_6_-_Study_questions - Biol261Ch6StudyQuestions 1.

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Biol 261 - Ch 6  –  Study Questions 1.  How is growth defined in bacteria?  How do they reproduce and what is generation  time?  What is the generation time for  E. coli ? 2. What is MreB?  Autolysins?  Bactoprenol? 3. What is transpeptidation?  Which antibiotic blocks transpeptidation?  Would it work on  stationary cells? 4. What happens during the four phases of a typical bacterial growth curve? 5. What is a chemostat used for? 6. Why aren’t microscopic counts used to determine bacterial numbers? 7. What’s the difference in a spread plate and a pour plate?  How do you determine the  total number of cells in a culture?  How many cells/ml are in a sample if there are 234  cells on the 1/10,000 plate?  What is the dilution factor?  What is a countable plate?
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Ch_6_-_Study_questions - Biol261Ch6StudyQuestions 1.

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