Q. Which of the following conditions would cause the release of the lac repressor protein from the lac operator site on DNA?

View solution

Q. The complex of RNA polymerase, DNA template and new RNA transcript is called

View solution

Q. RNA polymerase in prokaryotes has a removable

View solution

Q. Promoters for tRNAs are located

View solution

Q. The binding of lac repressor to DNA could be considered to be analogous to

View solution

Q. Rho-dependent termination of transcription in E. coli

View solution

Q. Enhancers are regions that

View solution

Q. Transcription by E. coli polymerase occurs in

View solution

Q. Which of the following is necessary for transcription to occur?

View solution

Q. Multiple copies of 5S genes, located at a chromosomal site distinct from the other rRNA genes

View solution

Q. Each tRNA molecule has a cloverleaf secondary structure consisting of

View solution

Q. What is a promoter?

View solution

Q. The function of the sigma factor of RNA polymerase is to

View solution

Q. In both eukaryotes and prokaryotes, a promoter region that is rich in AT bases is called as

View solution

Q. The RNA polymerases that transcribe bacterial DNA are

View solution

Q. Immediately after transcription

View solution

Q. Sex lethal (sxl) in Drosophila is transcribed when

View solution

Q. A mutation in the tip binding site of the repressor would result in

View solution

Q. The first protein complex to bind to the TATA box is

View solution

Q. Which of the following is not part of the lac operon?

View solution