Examlex
Which one of the following statements is correct?
Lac Operon
The lac operon is a segment of DNA found in bacteria that consists of genes necessary for metabolizing lactose, serving as a classic example of gene regulation.
Repressor Protein
A protein that binds to specific DNA sequences, preventing the transcription of genetic information from DNA to mRNA.
DNA Binding
The interaction of molecules, particularly proteins, with specific sequences of DNA, influencing the DNA's function and activity.
Operon
A unit of genetic material that functions in a coordinated manner, consisting of genes and control sequences, which are transcribed together in bacteria.
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