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 Catabolite activating protein exerts __________ control on transcription of the lac operon genes. positive negative none of these may be positive or negative positive negative none of these may be positive or negative ANSWER DOWNLOAD EXAMIANS APP
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 Which of the following is not a transcription factor? Helix-turn-helix proteins Zinc finger proteins Steroid hormones Leucine zipper proteins Helix-turn-helix proteins Zinc finger proteins Steroid hormones Leucine zipper proteins ANSWER DOWNLOAD EXAMIANS APP
Genetic Regulation Prokaryotes A mutation in the tip binding site of the repressor would result in None of these no operon expression constitutive trp operon expression inducible trp operon expression None of these no operon expression constitutive trp operon expression inducible trp operon expression 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 neither tryptophan nor DNA bound to tryptophan bound to DNA bound to both DNA and tryptophan bound to neither tryptophan nor DNA bound to tryptophan bound to DNA ANSWER DOWNLOAD EXAMIANS APP
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