Transcription and Regulation The closed complex at bacterial promoters is bound more tightly when repressors are present not affected by activator proteins in equilibrium with free RNA polymerase and the promoter not affected by promoter mutations bound more tightly when repressors are present not affected by activator proteins in equilibrium with free RNA polymerase and the promoter not affected by promoter mutations ANSWER DOWNLOAD EXAMIANS APP
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 transcription ends at the proper point assure that translation ends at the proper point assure that translation begins at the proper point assure that transcription begins at the proper point assure that transcription ends at the proper point assure that translation ends at the proper point ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription by E. coli polymerase occurs in two phases known as initiation and termination None of these three phases known as initiation, elongation and termination four phases known as initiation, propagation, elongation and termination two phases known as initiation and termination None of these three phases known as initiation, elongation and termination four phases known as initiation, propagation, elongation and termination ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Immediately after transcription a methylated guanine cap is added to the 31 end of the transcript a methylated guanine cap is added to the 51 end of the transcript a poly adenylation signal is added both (a) and (b) a methylated guanine cap is added to the 31 end of the transcript a methylated guanine cap is added to the 51 end of the transcript a poly adenylation signal is added both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The nucleons of eukaryotic cell has RNA polymerase II RNA polymerase III all of these RNA polymerase I RNA polymerase II RNA polymerase III all of these RNA polymerase I ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The binding of lac repressor to DNA could be considered to be analogous to allosteric effects in enzyme regulation competitive inhibition of an enzyme mixed-type inhibition of an enzyme uncompetitive inhibition of an enzyme allosteric effects in enzyme regulation competitive inhibition of an enzyme mixed-type inhibition of an enzyme uncompetitive inhibition of an enzyme ANSWER DOWNLOAD EXAMIANS APP