Genetic Regulation Prokaryotes Which of the following is not part of the lac operon? O P none of these I O P none of these I ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Which of the following is not a transcription factor? Steroid hormones Zinc finger proteins Leucine zipper proteins Helix-turn-helix proteins Steroid hormones Zinc finger proteins Leucine zipper proteins Helix-turn-helix proteins ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes In the presence of high levels of tryptophan None of these attenuator propogates transcription attenuator allows transcription of trp structural genes attenuator terminates transcription None of these attenuator propogates transcription attenuator allows transcription of trp structural genes attenuator terminates transcription 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 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 It allows coordinating regulation of genes with a common function ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Enhancers differ from promoters in that they are adjacent to the start codon they initiate transcription their orientation can be inverted without effect they are restricted to a specific gene they are adjacent to the start codon they initiate transcription their orientation can be inverted without effect they are restricted to a specific gene ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Methylated gene are either (a) or (b) dynamic silent active either (a) or (b) dynamic silent active ANSWER DOWNLOAD EXAMIANS APP
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