Promoters / Operators
Key Questions
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Answer:
Promoters are sequences of DNA that tell RNA polymerase and transcription factors to bond to the DNA and begin transcription.
Explanation:
A promoter is an area of DNA where transcription of the DNA begins. The promoter controls the expression of the gene by signaling to RNA polymerase to begin transcription and the direction in which the polymerase should transcribe the DNA.
Kate M.
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3
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Jul 20 2015
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Genes express themselves by forming proteins .
Through Transcription , the information of gene is carried onto the mRNA which on Translation produces proteins. This protein can be Structural , or Enzyme or Hormone and thus the gene expresses itself.
Harsh
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1
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Nov 22 2015
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Answer:
Operators are where transcription factors bind to the DNA to prevent transcription.
Explanation:
An operator is a specific section of DNA where transcription factors bind, preventing transcription.
Below you can see the lac Operon:
Kate M.
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1
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Oct 28 2015
