Transcription and Regulation Which of the following conditions would cause the release of the lac repressor protein from the lac operator site on DNA? Presence of IPTG (isopropyl thiogalactoside) in the growth media Presence of glucose in the growth media Both (b) and (c) Presence of lactose in the growth media Presence of IPTG (isopropyl thiogalactoside) in the growth media Presence of glucose in the growth media Both (b) and (c) Presence of lactose in the growth media ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The closed complex at bacterial promoters is in equilibrium with free RNA polymerase and the promoter not affected by activator proteins not affected by promoter mutations bound more tightly when repressors are present in equilibrium with free RNA polymerase and the promoter not affected by activator proteins not affected by promoter mutations bound more tightly when repressors are present ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation RNA polymerase in prokaryotes has a removable beta subunit both (a) and (b) alpha subunit sigma subunit beta subunit both (a) and (b) alpha subunit sigma subunit ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Upstream regions which are essential for correct transcription are called enhancers promoters start codons transcription factors enhancers promoters start codons transcription factors 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 The nucleons of eukaryotic cell has RNA polymerase III all of these RNA polymerase II RNA polymerase I RNA polymerase III all of these RNA polymerase II RNA polymerase I ANSWER DOWNLOAD EXAMIANS APP