Ready to test your Knowledge?
Try out our new practice tests completely free!
exam preparation banner icon

Fundamentals of Molecular Virology Study Set 1

Biology

Quiz 7 :

Bacteriophage

Quiz 7 :

Bacteriophage

search
arrow
Infection of a F+ cell with the bacteriophage T7 leads to an abortive infection.Which of the following steps in the replication cycle is where the cycle is halted?
Free
Multiple Choice
Answer:

Answer:

D

arrow
The genome of the bacteriophage T7 has circularly permuted ends.
Free
True False
Answer:

Answer:

False

arrow
One of the first proteins produced during the infection cycle of bacteriophage T7 inhibits the cellular enzymes EcoB and EcoK.Why is this important for the phage?
Free
Multiple Choice
Answer:

Answer:

D

arrow
What would be observed in a cell infected with a T7 phage mutated in gene 3 (endonuclease gene).
Multiple Choice
Answer:
arrow
The entry of the genome of the bacteriophage T7 is dependent on which of the following processes?
Multiple Choice
Answer:
arrow
The bacteriophage T7 produces a protein with an array of acidic amino acids that acts as a DNA mimic.Which of the following describes the function of this protein?
Multiple Choice
Answer:
arrow
Which of the following enzymes is NOT involved in replication of the bacteriophage T7 genome?
Multiple Choice
Answer:
arrow
Bacteriophage T7 was isolated from what source?
Multiple Choice
Answer:
arrow
What is the function of cleavage of the mRNAs from bacteriophage T7 by the host ribonuclease III?
Multiple Choice
Answer:
arrow
What is the size and composition of the T7 bacteriophage genome?
Multiple Choice
Answer:
arrow
What is the role of the viral RNA polymerase in the replication of the bacteriophage T7 genome?
Multiple Choice
Answer:
arrow
The removal of the RNA primer leaves a gap in the newly synthesized viral genomic DNA.How does the bacteriophage T7 solve this problem?
Multiple Choice
Answer:
arrow
What is interesting about the promoters that direct transcription of the Class II and Class III genes from bacteriophage T7?
Multiple Choice
Answer:
arrow
Which part of the T7 virion binds to the lipopolysaccharide molecules on the outer cell membrane of the host cell?
Multiple Choice
Answer:
arrow
The host cell protein thioredoxin binds to the DNA polymerase of bacteriophage T7 and improves which of the following?
Multiple Choice
Answer:
arrow
How are the genes in the genome of the bacteriophage T7 arranged in the genome?
Multiple Choice
Answer:
arrow
Holin is a small membrane-specific protein produced by the bacteriophge T7.Which of the following describes the function of this protein?
Multiple Choice
Answer:
arrow
The RNA polymerase from bacteriophage T7 has become a useful tool in molecular biology.Which of the following describes how it can be used?
Multiple Choice
Answer:
arrow
What genetic technique helped scientists in the 1970s to map the genes in the genome of bacteriophage T7?
Multiple Choice
Answer:
arrow
What is unique about the RNA polymerase encoded by the bacteriophage T7?
Multiple Choice
Answer:
Showing 1 - 20 of 27