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 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 Presence of glucose in the growth media ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Most transcripts of protein coding genes are cleaved at the 5' end immediately after a poly adenylation signal at the 3' end just after a poly adenylation signal at the 3' end just before a poly adenylation signal at the 5' end immediately before a poly adenylation signal at the 5' end immediately after a poly adenylation signal at the 3' end just after a poly adenylation signal at the 3' end just before a poly adenylation signal at the 5' end immediately before a poly adenylation signal ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The complex of RNA polymerase, DNA template and new RNA transcript is called replication bubble none of these a translation bubble transcription bubble replication bubble none of these a translation bubble transcription bubble ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation RNA polymerase in prokaryotes has a removable both (a) and (b) beta subunit alpha subunit sigma subunit both (a) and (b) beta subunit alpha subunit sigma subunit ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Which of the following is necessary for transcription to occur? RNA polymerase Both DNA & RNA polymerase DNA molecule DNA polymerase RNA polymerase Both DNA & RNA polymerase DNA molecule DNA polymerase ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The closed complex at bacterial promoters is 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 in equilibrium with free RNA polymerase and the promoter ANSWER DOWNLOAD EXAMIANS APP