Genetic Regulation Prokaryotes In the presence of tryptophan in the cell, the repressor is __________ bound to tryptophan bound to DNA bound to both DNA and tryptophan bound to neither tryptophan nor DNA bound to tryptophan bound to DNA bound to both DNA and tryptophan bound to neither tryptophan nor DNA ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Which of the following is not part of the lac operon? P O I none of these P O I none of these ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Why are several structural genes regulated as a unit in bacteria? None of these The bacteria chromosome is so small; many different genes must be controlled by the same promoter An accident of evolution It allows coordinating regulation of genes with a common function None of these The bacteria chromosome is so small; many different genes must be controlled by the same promoter An accident of evolution It allows coordinating regulation of genes with a common function ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Genes which need to be coordinately regulated but are not in operons may be regulated by TATA boxes common transcription factor binding domains GC regions CAAT regions TATA boxes common transcription factor binding domains GC regions CAAT regions ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Sex lethal (sxl) in Drosophila is transcribed when None of these the X autosome balance is 1 or greater the X autosome balance equals 0.5 the X autosome balance is less than 0.5 None of these the X autosome balance is 1 or greater the X autosome balance equals 0.5 the X autosome balance is less than 0.5 ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Which of the following occur in the presence of glucose? 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 Binding of CAP-cAMP complex to the promoter area decreases ANSWER DOWNLOAD EXAMIANS APP