bio question?

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Can you explain to me the role of transcription factors and enhancers in eukaryotic gene expression.

2007-02-20 10:19:38 · 1 answers · asked by Nina N 1 in Science & Mathematics ➔ Biology

1 answers

Transcription factors control what genes are "turned on" and "turned off" by determining which promoters the RNA polymerases will bind to.

Enhancers act like transcription "thermostats", increasing or decreasing the level of transcription for a gene as needed.

2007-02-21 03:33:18 · answer #1 · answered by floundering penguins 5 · 0⤊ 0⤋