Transcription and Regulation The transcriptional regulatory proteins in eukaryotes which induce transcription usually have at least two distinct domains of protein structure, a DNA binding domain and an activation domain at least two distinct domains of protein structure and a DNA binding domain at least one distinct domains of protein structure, a DNA binding domain and an activation domain none of these at least two distinct domains of protein structure, a DNA binding domain and an activation domain at least two distinct domains of protein structure and a DNA binding domain at least one distinct domains of protein structure, a DNA binding domain and an activation domain none of these ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The closed complex at bacterial promoters is not affected by promoter mutations in equilibrium with free RNA polymerase and the promoter bound more tightly when repressors are present not affected by activator proteins not affected by promoter mutations in equilibrium with free RNA polymerase and the promoter bound more tightly when repressors are present 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 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 Presence of glucose in the growth media ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The complex of RNA polymerase, DNA template and new RNA transcript is called a translation bubble transcription bubble none of these replication bubble a translation bubble transcription bubble none of these replication bubble ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Rho-dependent termination of transcription in E. coli both (a) and (b) removes mRNA and holoenzyme from the DNA requires about 50 nucleotides of uncomplexed mRNA requires ATP both (a) and (b) removes mRNA and holoenzyme from the DNA requires about 50 nucleotides of uncomplexed mRNA requires ATP ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The major function of RNA polymerase's sigma factor is recognition of the transcriptional start sequence recognition of the translational stop sequence recognition of the translational start sequence recognition of the transcriptional stop sequence recognition of the transcriptional start sequence recognition of the translational stop sequence recognition of the translational start sequence recognition of the transcriptional stop sequence ANSWER DOWNLOAD EXAMIANS APP