Change the oxygen content or temperature

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You are asked to inoculate PR: lactose (media) with E. coli that was initially growing well on PR: glucose. You monitor the growth using a viable plate count technique and find that the cultures doubling time is 40 minutes. You know that the doubling time of E. coli in PR: glucose is 20 minutes. You did not change the oxygen content or temperature at which you were growing the cells, E. coli is still respiring at 37°C.

Q: What is the likely energy source of PR: glucose and PR: lactose?

Group of answer choices

Glucose; lactose respectively

Cannot determine with information provided

Sucrose

Lactose

Glucose

Reference no: EM132555694

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