A bacterium is inoculated into a medium containing two carbon sources, one of which is the bacterium’s preferred carbon source. The resulting growth curve shows two lag phases.  Explain this phenomenon. What is this type of growth called? Include a diagram of what the growth curve would look like and indicate the usage of each carbon source.

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Asked Oct 1, 2019

A bacterium is inoculated into a medium containing two carbon sources, one of which is the bacterium’s preferred carbon source. The resulting growth curve shows two lag phases.  Explain this phenomenon. What is this type of growth called? Include a diagram of what the growth curve would look like and indicate the usage of each carbon source.

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If a bacterium is grown in a medium containing lactose and glucose, it will first utiliz...

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