What is a promoter? A specific sequence of DNA to which a catabolic repressor binds A specific sequence of DNA to which RNA polymerase binds None of these A specific DNA sequence to which a restriction endonuclease binds TRUE ANSWER : ? YOUR ANSWER : ?
Rho-dependent termination of transcription in E. coli requires about 50 nucleotides of uncomplexed mRNA removes mRNA and holoenzyme from the DNA both (a) and (b) requires ATP TRUE ANSWER : ? YOUR ANSWER : ?
Transcription factors are proteins which bind to DNA and regulate transcription TATA boxes promoters CATT boxes TRUE ANSWER : ? YOUR ANSWER : ?
RNA polymerase in prokaryotes has a removable sigma subunit beta subunit both (a) and (b) alpha subunit TRUE ANSWER : ? YOUR ANSWER : ?
RNA is synthesized on a DNA template in a process called __________ , which utilizes the enzyme __________ translation, RNA polymerase transcription, RNA polymerase transcription, DNA polymerase replication, DNA polymerase TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is necessary for transcription to occur? DNA polymerase DNA molecule Both DNA & RNA polymerase RNA polymerase TRUE ANSWER : ? YOUR ANSWER : ?
Transcription results in Okazaki fragments complementary DNA an amino acid chain messenger RNA TRUE ANSWER : ? YOUR ANSWER : ?
Transcription begins downstream from the start codon upstream from the start codon none of these at the start codon TRUE ANSWER : ? YOUR ANSWER : ?
Transcription by E. coli polymerase occurs in three phases known as initiation, elongation and termination four phases known as initiation, propagation, elongation and termination two phases known as initiation and termination None of these TRUE ANSWER : ? YOUR ANSWER : ?
In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is RNA polymerase I RNA polymerase III RNA polymerase II none of these TRUE ANSWER : ? YOUR ANSWER : ?