Transcription and Regulation The function of the sigma factor of RNA polymerase is to assure that translation begins at the proper point assure that transcription begins at the proper point assure that translation ends at the proper point assure that transcription ends at the proper point assure that translation begins at the proper point assure that transcription begins at the proper point assure that translation ends at the proper point assure that transcription ends at the proper point 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 lactose in the growth media Both (b) and (c) Presence of IPTG (isopropyl thiogalactoside) in the growth media Presence of glucose in the growth media Presence of lactose in the growth media Both (b) and (c) Presence of IPTG (isopropyl thiogalactoside) in the growth media ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation In prokaryotes, transcription is terminated by a start codon terminated by the stop codon terminated by a protein called rho terminated by a poly A sequence terminated by a start codon terminated by the stop codon terminated by a protein called rho terminated by a poly A sequence ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription by E. coli polymerase occurs in 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 None of these four phases known as initiation, propagation, elongation and termination 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 In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is RNA polymerase I RNA polymerase III none of these RNA polymerase II RNA polymerase I RNA polymerase III none of these RNA polymerase II ANSWER DOWNLOAD EXAMIANS APP