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An enhancer is a sequence of nucleotides that, when bound by transcription factors, aids in shielding the RNA polymerase binding site of a specific gene.

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User Rmcsharry
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Final answer:

An enhancer is a DNA sequence that promotes transcription by binding to specific transcription factors. It helps in shielding the RNA polymerase binding site of a specific gene. Enhancer regions can be located upstream, downstream, within the coding region of the gene, or even thousands of nucleotides away from the gene they control.

Step-by-step explanation:

An enhancer is a DNA sequence that promotes transcription by binding to specific transcription factors. When an enhancer is bound by transcription factors, it aids in shielding the RNA polymerase binding site of a specific gene. Enhancer regions can be located upstream, downstream, within the coding region of the gene, or even thousands of nucleotides away from the gene they control.

User PLNech
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