Genetic Regulation Prokaryotes Which of the following is not a transcription factor? Leucine zipper proteins Steroid hormones Helix-turn-helix proteins Zinc finger proteins Leucine zipper proteins Steroid hormones Helix-turn-helix proteins Zinc finger proteins ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Sex lethal (sxl) in Drosophila is transcribed when the X autosome balance is less than 0.5 the X autosome balance is 1 or greater None of these the X autosome balance equals 0.5 the X autosome balance is less than 0.5 the X autosome balance is 1 or greater None of these the X autosome balance equals 0.5 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 None of these lac Z gene expression is increased cAMP increases Binding of CAP-cAMP complex to the promoter area decreases None of these lac Z gene expression is increased cAMP increases ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes The lac operon is translated into __________ proteins. 4 3 1 2 4 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Methylated gene are active silent dynamic either (a) or (b) active silent dynamic either (a) or (b) 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 None of these An accident of evolution It allows coordinating regulation of genes with a common function The bacteria chromosome is so small; many different genes must be controlled by the same promoter None of these An accident of evolution It allows coordinating regulation of genes with a common function ANSWER DOWNLOAD EXAMIANS APP