Answer | Crossword Clue |
---|---|
promoters | A region of a DNA molecule that forms the site at which transcription of a gene starts |
promoter | A region of a DNA molecule that forms the site at which transcription of a gene starts |
operator | binding site in a DNA chain at which a genetic repressor binds to inhibit the initiation of transcription of messenger RNA by one or more nearby structural genes called also operator gene compare operon |