PCB 3233 Immunology - Exam 4
Which of the following is NOT involved in Rho independent transcriptional termination? - correct answer
✔✔Rut site
During intron removal, the _______ joints to the branch point. - correct answer ✔✔5' end of the intron
Which of the following is not part of a fully mature, fully processed mRNA in eukaryotic cells? - correct
answer ✔✔Introns
Which of the following is a true statement about operons? - correct answer ✔✔A negative inducible
operon is normally off / active.
An enzyme that is known to decrease transcription rates is _______. - correct answer ✔✔B & C
Which one of the following statements about bacterial mRNA transcripts is true? - correct answer
✔✔Transcription are coupled a bacterial cells.
Which of the following terms is least relevant to the assembly of basal transcription apparatus? - correct
answer ✔✔Enhancer
The role of sigma factor in bacterial transcription is to ________. - correct answer ✔✔Be part of the
holoenzyme.
It was once propose that genes and their corresponding polypeptides are 'collinear'. Which of the
following statements concerning the concept of collinearity is incorrect? - correct answer ✔✔Vast
majority of eukaryotic genes follow concept of collinearity.
There is low glucose and high lactose in the environment in an E. coli bacteria. Which of the following
statements would be accurate given these conditions? - correct answer ✔✔Be a high amount of CAP-
CAMP complex/inactive repress.
Which of the following is NOT involved in Rho independent transcriptional termination? - correct answer
✔✔Rut site
During intron removal, the _______ joints to the branch point. - correct answer ✔✔5' end of the intron
Which of the following is not part of a fully mature, fully processed mRNA in eukaryotic cells? - correct
answer ✔✔Introns
Which of the following is a true statement about operons? - correct answer ✔✔A negative inducible
operon is normally off / active.
An enzyme that is known to decrease transcription rates is _______. - correct answer ✔✔B & C
Which one of the following statements about bacterial mRNA transcripts is true? - correct answer
✔✔Transcription are coupled a bacterial cells.
Which of the following terms is least relevant to the assembly of basal transcription apparatus? - correct
answer ✔✔Enhancer
The role of sigma factor in bacterial transcription is to ________. - correct answer ✔✔Be part of the
holoenzyme.
It was once propose that genes and their corresponding polypeptides are 'collinear'. Which of the
following statements concerning the concept of collinearity is incorrect? - correct answer ✔✔Vast
majority of eukaryotic genes follow concept of collinearity.
There is low glucose and high lactose in the environment in an E. coli bacteria. Which of the following
statements would be accurate given these conditions? - correct answer ✔✔Be a high amount of CAP-
CAMP complex/inactive repress.
