Genetic Regulation Prokaryotes Which of the following occur in the presence of glucose? None of these Binding of CAP-cAMP complex to the promoter area decreases lac Z gene expression is increased cAMP increases None of these Binding of CAP-cAMP complex to the promoter area decreases lac Z gene expression is increased cAMP increases ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes In the presence of tryptophan in the cell, the repressor is __________ bound to tryptophan bound to both DNA and tryptophan bound to DNA bound to neither tryptophan nor DNA bound to tryptophan bound to both DNA and tryptophan bound to DNA bound to neither tryptophan nor DNA ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Enhancers differ from promoters in that their orientation can be inverted without effect they initiate transcription they are adjacent to the start codon they are restricted to a specific gene their orientation can be inverted without effect they initiate transcription they are adjacent to the start codon they are restricted to a specific gene ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Why are several structural genes regulated as a unit in bacteria? An accident of evolution The bacteria chromosome is so small; many different genes must be controlled by the same promoter It allows coordinating regulation of genes with a common function None of these An accident of evolution The bacteria chromosome is so small; many different genes must be controlled by the same promoter It allows coordinating regulation of genes with a common function None of these ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes A frameshift mutation occurs in the sigma subunit gene transcribed as part of SPOl early genes. What will be the immediate result? The bacterial host will lyse immediately Middle genes will not be transcribed Early genes will not be translated Infection will proceed as usual The bacterial host will lyse immediately Middle genes will not be transcribed Early genes will not be translated Infection will proceed as usual ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Which of the following is not part of the lac operon? none of these P O I none of these P O I ANSWER DOWNLOAD EXAMIANS APP