Q. Attenuator sequences base-pair to form a stem-and-loop structure rich in

View solution

Q. Trp repressor is a

View solution

Q. CAP is

View solution

Q. Which of the following about mRNA stability is not correct?

View solution

Q. RNAi stands for

View solution

Q. The mechanism by which CBP activates transcription is

View solution

Q. Which of the following increases gene expression as much as 200-fold?

View solution

Q. Which of the following statements regarding the regulation of trp operon expression by attenuation is correct?

View solution

Q. Which of the following statements about lac operon in e.coli is true?

View solution

Q. To which class of transcription factor do nuclear receptors belong?

View solution

Q. Which of the following is the most appropriate definition of an operator?

View solution

Q. Which of the following bacterial operon is not controlled by attenuation?

View solution

Q. Which of the following statements is not correct?

View solution

Q. Which out of the following is not an example of inducible operon?

View solution

Q. Which of the following is not required for the expression of genes in the lactose operon?

View solution

Q. If lactose and glucose are provided in the growth medium of a culture of E. coli

View solution

Q. Which of the following are the structural motifs that mediate protein-protein interactions?

View solution

Q. The lac repressor has which of the following DNA-binding motif?

View solution

Q. Lac repressor dissociates from its operator when the repressor binds to

View solution

Q. Where does a repressor bind an operon?

View solution