Genetic Regulation Prokaryotes Sex hormones activate transcription of specific genes by binding to DNA promoter region binding to a transcription factor binding to DNA enhancer region binding to RNA polymerase binding to DNA promoter region binding to a transcription factor binding to DNA enhancer region binding to RNA polymerase ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes In the presence of tryptophan in the cell, the repressor is __________ bound to both DNA and tryptophan bound to tryptophan bound to neither tryptophan nor DNA bound to DNA bound to both DNA and tryptophan bound to tryptophan bound to neither tryptophan nor DNA bound to DNA ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Why are several structural genes regulated as a unit in bacteria? An accident of evolution None of these 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 An accident of evolution None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes What are genes? All of these The functional unit of inheritance A portion of a chromosome A fragment of DNA All of these The functional unit of inheritance A portion of a chromosome A fragment of DNA ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes Sex lethal (sxl) in Drosophila is transcribed when the X autosome balance is less than 0.5 None of these the X autosome balance equals 0.5 the X autosome balance is 1 or greater the X autosome balance is less than 0.5 None of these the X autosome balance equals 0.5 the X autosome balance is 1 or greater ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes The lac operon is transcribed in which segments? 3 2 1 4 3 2 1 4 ANSWER DOWNLOAD EXAMIANS APP