#Question id: 4039
#Unit 3. Fundamental Processes
Which of the following statements is true about a lac operon with this genotype?
I-d O+ Z+ Y- A- ___
#Question id: 4040
#Unit 3. Fundamental Processes
Which of the following is most likely to occur if the level of glucose is low in a bacterial cell?
#Question id: 4041
#Unit 3. Fundamental Processes
Which of the following is true about the action of CAP at the lac promoter?
#Question id: 4042
#Unit 3. Fundamental Processes
Which of the following is true about the regulation of the trp operon?
#Question id: 4043
#Unit 3. Fundamental Processes
In the process of creating a trp operon mutant, the UGG codons within the leader sequence were accidentally deleted. Which of the following would be a likely observation in the transcription assays? ___
A. RNA polymerase cannot bind to the promoter.
B. The operon is permanently inhibited.
C. Attenuation would be impaired.
D. Termination would be triggered.
E. No tryptophan would be made.
#Question id: 4044
#Unit 3. Fundamental Processes
Which of the following sigma specificity factors is involved in middle gene transcription during SPO1 phage infection of bacteria?