Viral Replication and Pathogenesis Quiz

Test your knowledge on virology! Explore questions on viral replication, pathogenesis, and more. Can you ace it?

#1

Which of the following is NOT a step in the viral replication cycle?

Attachment
Penetration
Reversal
Assembly
#2

Which viral family does HIV belong to?

Herpesviridae
Retroviridae
Orthomyxoviridae
Papillomaviridae
#3

What is the primary function of viral envelope proteins?

Facilitate attachment to host cells
Replicate viral genome
Produce viral enzymes
Induce host cell apoptosis
#4

Which step of the viral replication cycle involves the assembly of viral components into new virions?

Attachment
Penetration
Transcription
Assembly
#5

What is the term for viruses that contain an envelope composed of host cell membrane and viral proteins?

Naked viruses
Enveloped viruses
Lysogenic viruses
Oncogenic viruses
#6

Which type of viral RNA serves directly as a template for protein synthesis?

Genomic RNA
Messenger RNA
Transfer RNA
Ribosomal RNA
#7

Which enzyme is responsible for the synthesis of a complementary RNA strand from a DNA template during viral replication?

DNA polymerase
RNA polymerase
Reverse transcriptase
Ligase
#8

Which type of viral genome is directly infectious upon entering the host cell?

Positive-sense single-stranded RNA
Negative-sense single-stranded RNA
Double-stranded RNA
Double-stranded DNA
#9

Which viral enzyme is responsible for integrating the viral DNA into the host cell genome?

Reverse transcriptase
Integrase
Protease
Helicase
#10

Which of the following is NOT a type of viral entry mechanism?

Endocytosis
Fusion with the host cell membrane
Direct injection of viral genome
Reverse transcription
#11

Which host cell component is often hijacked by viruses to translate viral proteins?

Ribosomes
Golgi apparatus
Endoplasmic reticulum
Mitochondria
#12

Which type of viral genome requires a viral RNA polymerase for transcription?

Positive-sense single-stranded RNA
Negative-sense single-stranded RNA
Double-stranded RNA
Double-stranded DNA
#13

Which of the following is NOT a mechanism of viral pathogenesis?

Direct cytopathic effects
Activation of the immune system
Inhibition of apoptosis
Blockage of viral entry
#14

What is the term for viruses that have both RNA and DNA in their life cycle?

Biphasic viruses
Pseudodiploid viruses
Ambisense viruses
Baltimore class VI viruses
#15

Which cellular process is often disrupted by viral proteins to evade host immune response?

Apoptosis
Endocytosis
Exocytosis
Phagocytosis
#16

Which of the following is a common mechanism by which viruses evade host immune response?

Upregulation of antigen presentation
Inhibition of viral replication
Activation of apoptosis
Antigenic variation
#17

Which of the following is NOT a mechanism by which viruses cause disease?

Direct damage to host cells
Activation of the host immune response
Production of toxins
Enhancement of cellular respiration

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