Genetic Regulation Prokaryotes In the presence of high levels of tryptophan attenuator terminates transcription attenuator propogates transcription None of these attenuator allows transcription of trp structural genes attenuator terminates transcription attenuator propogates transcription None of these attenuator allows transcription of trp structural genes ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes The first protein complex to bind to the TATA box is transcription factor IID transcription factor IIA all of these transcription factor IIB transcription factor IID transcription factor IIA all of these transcription factor IIB ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes The lac operon is transcribed in which segments? 4 1 3 2 4 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Why are several structural genes regulated as a unit in bacteria? 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 An accident of evolution None of these 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 An accident of evolution None of these ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes In the presence of tryptophan in the cell, the repressor is __________ bound to DNA bound to tryptophan bound to neither tryptophan nor DNA bound to both DNA and tryptophan bound to DNA bound to tryptophan bound to neither tryptophan nor DNA bound to both DNA and tryptophan ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Methylated gene are silent either (a) or (b) dynamic active silent either (a) or (b) dynamic active ANSWER DOWNLOAD EXAMIANS APP