Genetic Regulation Prokaryotes Which of the following is not a transcription factor? Leucine zipper proteins Zinc finger proteins Helix-turn-helix proteins Steroid hormones Leucine zipper proteins Zinc finger proteins Helix-turn-helix proteins Steroid hormones 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? Middle genes will not be transcribed Infection will proceed as usual The bacterial host will lyse immediately Early genes will not be translated Middle genes will not be transcribed Infection will proceed as usual The bacterial host will lyse immediately Early genes will not be translated 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 neither tryptophan nor DNA bound to DNA bound to tryptophan bound to both DNA and tryptophan bound to neither tryptophan nor DNA bound to DNA ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Catabolite activating protein exerts __________ control on transcription of the lac operon genes. negative none of these positive may be positive or negative negative none of these positive may be positive or negative ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes The lac operon is transcribed in which segments? 2 1 3 4 2 1 3 4 ANSWER DOWNLOAD EXAMIANS APP
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 None of these lac Z gene expression is increased Binding of CAP-cAMP complex to the promoter area decreases cAMP increases None of these lac Z gene expression is increased ANSWER DOWNLOAD EXAMIANS APP
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