Multiple Choice
A repressor protein would have which of the following effects on repressible genes with a negative control mechanism?
A) stimulate transcription in the presence of a corepressor
B) turn off transcription in the presence of an inducer
C) stimulate transcription in the presence of a coactivator
D) turn off transcription in the presence of a corepressor
E) does not participate in negative control mechanisms
Correct Answer:
Verified
Correct Answer:
Verified
Q17: Match the process with the corresponding description.
Q18: Proteolytic processing, chemical modification, and protein degradation
Q19: Mutations in the TATA box increase the
Q20: _ is densely staining, highly compacted, and
Q21: Match the process with the corresponding description.
Q23: In an operon, the switch that controls
Q24: Translational controls regulate the:<br>A) activity of a
Q25: Lactose induces the transcription of the lactose
Q26: Acetyl groups attached to histone tails generally
Q27: Repressible genes are usually actively transcribed when:<br>A)