In negative selection, the researcher is selecting for the mutant that will survive on the selective medium.

Where does the active repressor protein bind in the lac operon?

A bacterium can grow at 5oC but grows best at 14oC and does not grow above 21oC and below 5oC. The temperature 5oC is:

A base substitution results in a change in the amino acid. This is an example of:

Which process requires bacteriophages to transfer genetic information from the chromosome of a donor bacterium to a recipient bacterium?

What is the general term used to describe organisms that can produce energy in the absence and presence of oxygen. 

Exposure to UV light can cause:

What is the general term used to describe organisms that can produce energy in the absence and presence of oxygen. 

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A bacterium can grow at 5oC but grows best at 14oC and does not grow above 21oC and below 5oC. The temperature 5oC is: