Which of the following statements best describes a promoter? (multiple choice) 1.A set of adjacent structural...

Which of the following statements best describes a promoter? (multiple choice)

1.A set of adjacent structural genes and the operator gene that controls them.

2.A portion of a gene, which is transcribed into RNA, but not translated into protein.

3.A sequence of nucleotides coding for a single gene product that is transcribed into mRNA.

4.The section of DNA to which RNAP first attaches itself to when initiating the transcription of a structural gene.

5.A protein that blocks gene action with an operator site on the DNA.

Expert Solution

PROMOTER:- It is the upstream sequence of DNA near the transcription start site which allow the binding of RNA polymerase for transcription of a structural gene.

gladiator answered 1 year ago

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