Determination of Generation Time Question and answers already passed 2024/2025
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WCJC
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WCJC
Determination of Generation Time Question and answers already passed 2024/2025 Determination of Generation Time
generation time - correct answer - the time it takes a population of cells to double in number
- can only be determined during the log phase of growth
- can be influenced by envir...
determination of generation time question and answ
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Determination of Generation Time
generation time - correct answer ✔- the time it takes a population of cells to
double in number
- can only be determined during the log phase of growth
- can be influenced by environmental conditions such as temperature,
available nutrients, pH, and gaseous atmosphere
lag phase - correct answer ✔- phase 1
- cells are not dividing so the number of cells remains constant
exponential (log) phase - correct answer ✔- phase 2
- all the components necessary for division are synthesized
- cells rapidly divide during
- generation time is determined
stationary phase - correct answer ✔- phase 3
- cells stop dividing due to the depletion of nutrients and build up of toxic
metabolic products
death phase - correct answer ✔- phase 4
- cells begin to die and the total cell number decreases
generation time of e. coli - correct answer ✔20 minutes
generation time of mycobacterium - correct answer ✔many hours
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