Transcription and Regulation The closed complex at bacterial promoters is not affected by activator proteins in equilibrium with free RNA polymerase and the promoter bound more tightly when repressors are present not affected by promoter mutations not affected by activator proteins in equilibrium with free RNA polymerase and the promoter bound more tightly when repressors are present not affected by promoter mutations ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The major function of RNA polymerase's sigma factor is recognition of the transcriptional stop sequence recognition of the translational stop sequence recognition of the transcriptional start sequence recognition of the translational start sequence recognition of the transcriptional stop sequence recognition of the translational stop sequence recognition of the transcriptional start sequence recognition of the translational start sequence ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription begins upstream from the start codon downstream from the start codon none of these at the start codon upstream from the start codon downstream from the start codon none of these at the start codon ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription of each set of rRNA genes by RNA polymerasel produces a single 5S rRNA precursor molecule a single 28S rRNA precursor molecule a single 45S rRNA precursor molecule a single 18S rRNA precursor molecule a single 5S rRNA precursor molecule a single 28S rRNA precursor molecule a single 45S rRNA precursor molecule a single 18S rRNA precursor molecule ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation RNA polymerase in prokaryotes has a removable sigma subunit both (a) and (b) alpha subunit beta subunit sigma subunit both (a) and (b) alpha subunit beta subunit ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation What is a promoter? A specific sequence of DNA to which RNA polymerase binds None of these A specific sequence of DNA to which a catabolic repressor binds A specific DNA sequence to which a restriction endonuclease binds A specific sequence of DNA to which RNA polymerase binds None of these A specific sequence of DNA to which a catabolic repressor binds A specific DNA sequence to which a restriction endonuclease binds ANSWER DOWNLOAD EXAMIANS APP
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