Genetic Regulation Prokaryotes Which of the following occur in the presence of glucose? Binding of CAP-cAMP complex to the promoter area decreases cAMP increases lac Z gene expression is increased None of these Binding of CAP-cAMP complex to the promoter area decreases cAMP increases lac Z gene expression is increased None of these ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Sex determination in Drosophila involves none of these gene amplification alternate splicing methylation none of these gene amplification alternate splicing methylation 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? Early genes will not be translated Infection will proceed as usual Middle genes will not be transcribed The bacterial host will lyse immediately Early genes will not be translated Infection will proceed as usual Middle genes will not be transcribed The bacterial host will lyse immediately ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Why are several structural genes regulated as a unit in bacteria? It allows coordinating regulation of genes with a common function An accident of evolution The bacteria chromosome is so small; many different genes must be controlled by the same promoter None of these It allows coordinating regulation of genes with a common function An accident of evolution The bacteria chromosome is so small; many different genes must be controlled by the same promoter None of these ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Catabolite activating protein exerts __________ control on transcription of the lac operon genes. positive may be positive or negative none of these negative positive may be positive or negative none of these negative ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes In the presence of high levels of tryptophan None of these attenuator terminates transcription attenuator propogates transcription attenuator allows transcription of trp structural genes None of these attenuator terminates transcription attenuator propogates transcription attenuator allows transcription of trp structural genes ANSWER DOWNLOAD EXAMIANS APP
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