Viral Replication and Genetic Transfer in Microbiology Quiz
Test your knowledge on viral replication, retroviruses, bacterial genetic transfer, and more in this comprehensive virology quiz.
#1
Which enzyme is responsible for reverse transcription in retroviruses?
DNA polymerase
RNA polymerase
Reverse transcriptase
Ligase
#2
Which process involves the transfer of genetic material from one bacterium to another through direct cell-to-cell contact?
Conjugation
Transformation
Transduction
Replication
#3
Which of the following is NOT a method of genetic transfer in bacteria?
Conjugation
Transformation
Replication
Transduction
#4
Which of the following viruses is an example of a retrovirus?
Influenza virus
Herpes simplex virus
Hepatitis B virus
HIV
#5
Which of the following is true regarding viral replication?
It only occurs in eukaryotic cells
It always involves the integration of viral DNA into the host genome
It may involve RNA-dependent RNA polymerase in RNA viruses
It does not involve any host cellular machinery
#6
Which of the following statements is true regarding lysogenic cycle in bacteriophages?
It always results in the immediate lysis of the host cell
It involves the integration of viral DNA into the host genome
It only occurs in certain types of viruses
It is synonymous with the lytic cycle
#7
What is the primary function of viral integrase?
To cleave viral RNA
To integrate viral DNA into the host genome
To replicate viral DNA
To transcribe viral RNA
#8
Which enzyme is responsible for the synthesis of DNA from an RNA template?
Reverse transcriptase
RNA polymerase
DNA polymerase
Ligase
#9
Which of the following is a feature of the lytic cycle in viral replication?
It involves the formation of prophages
It results in the release of new viral particles without destroying the host cell
It involves the direct killing of the host cell
It is a slow process compared to the lysogenic cycle
#10
What is the function of the viral enzyme neuraminidase?
To facilitate viral entry into the host cell
To prevent the release of newly formed virions from the host cell
To aid in the integration of viral DNA into the host genome
To facilitate viral genome replication
#11
Which of the following is a characteristic feature of the lysogenic cycle?
It always results in the immediate lysis of the host cell
It involves the replication of the viral genome without destroying the host cell
It is shorter in duration compared to the lytic cycle
It does not involve the integration of viral DNA into the host genome
#12
What is the role of the viral protein protease in viral replication?
To facilitate viral entry into the host cell
To prevent the release of newly formed virions from the host cell
To cleave viral polyproteins into functional proteins
To facilitate viral genome replication
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