PROMOTER

Promoter

Top: The gene is essentially turned off. There is no lactose to inhibit the repressor, so the repressor binds to the operator, which obstructs the RNA polymerase from binding to the promoter and making lactase.

The above text is a snippet from Wikipedia: Promoter (genetics)
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promoter

Noun

  1. One who promotes, particularly with respect to entertainment events or goods.
  2. The section of DNA that controls the initiation of RNA transcription as a product of a gene.
  3. An accelerator of catalysis, though not itself a catalyst.


The above text is a snippet from Wiktionary: promoter
and as such is available under the Creative Commons Attribution/Share-Alike License.

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