Transcription and Regulation RNA polymerase holoenzyme initiates transcription which involves recognition of the -10 sequence only recognition of the -35 sequence only recognition of the -10 sequence and -35 sequence None of these recognition of the -10 sequence only recognition of the -35 sequence only recognition of the -10 sequence and -35 sequence None of these ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription by E. coli polymerase occurs in None of these four phases known as initiation, propagation, elongation and termination two phases known as initiation and termination three phases known as initiation, elongation and termination None of these four phases known as initiation, propagation, elongation and termination two phases known as initiation and termination three phases known as initiation, elongation and termination ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The regions of a gene located at -10 and -35, with respect to the start of transcription, are termed promoters. start codons. Shine Dalgarno sequences. oriC regions. promoters. start codons. Shine Dalgarno sequences. oriC regions. ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Multiple copies of 5S genes, located at a chromosomal site distinct from the other rRNA genes are transcribed by DNA polymerase I are transcribed by rRNA polymerase II are transcribed by rRNA polymerase I and the 5S rRNA are transcribed by rRNA polymerase III and the 5S rRNA are transcribed by DNA polymerase I are transcribed by rRNA polymerase II are transcribed by rRNA polymerase I and the 5S rRNA are transcribed by rRNA polymerase III and the 5S rRNA ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The closed complex at bacterial promoters is bound more tightly when repressors are present not affected by promoter mutations in equilibrium with free RNA polymerase and the promoter not affected by activator proteins bound more tightly when repressors are present not affected by promoter mutations in equilibrium with free RNA polymerase and the promoter not affected by activator proteins ANSWER DOWNLOAD EXAMIANS APP
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 glucose in the growth media Presence of IPTG (isopropyl thiogalactoside) in the growth media Both (b) and (c) Presence of lactose in the growth media Presence of glucose in the growth media Presence of IPTG (isopropyl thiogalactoside) in the growth media Both (b) and (c) Presence of lactose in the growth media ANSWER DOWNLOAD EXAMIANS APP
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