Genetic Regulation Prokaryotes What are genes? A portion of a chromosome A fragment of DNA The functional unit of inheritance All of these A portion of a chromosome A fragment of DNA The functional unit of inheritance All of these ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes A mutation in the tip binding site of the repressor would result in inducible trp operon expression constitutive trp operon expression no operon expression None of these inducible trp operon expression constitutive trp operon expression no operon expression None of these 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 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes The lac operon is transcribed in which segments? 4 2 3 1 4 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Which of the following occur in the presence of glucose? None of these cAMP increases lac Z gene expression is increased Binding of CAP-cAMP complex to the promoter area decreases None of these cAMP increases lac Z gene expression is increased Binding of CAP-cAMP complex to the promoter area decreases ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Which of the following is not part of the lac operon? I O none of these P I O none of these P ANSWER DOWNLOAD EXAMIANS APP