Virology: Viral Infection and Replication

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What is the purpose of the viral capsid?

To surround and protect the viral genome (correct)

To release the virus from the host cell

To replicate the virus

To protect the host cell from infection

What is the shape of the capsid of the influenza virus?

Icosahedral

Complex

Helical (correct)

Cubic

What is the primary method of release of new virion?

Through budding (correct)

Through cell death

Through apoptosis

By exocytosis

What is the first step in the replication of a virus?

Adsorption/Attachment Signup and view all the answers

What type of virus has a complex symmetry?

Pox viruses Signup and view all the answers

Which type of virus has a lipid bilayer membrane?

Enveloped viruses Signup and view all the answers

What is the primary route of transmission of hepatitis B?

Through transfusion of contaminated blood Signup and view all the answers

What is the function of the viral genome?

To encode genetic instructions Signup and view all the answers

How is a virus released from the host cell?

By budding Signup and view all the answers

Which laboratory diagnosis method involves the detection of viral proteins?

Serology Signup and view all the answers

What is the term for the process by which a virus enters a host cell?

Attachment Signup and view all the answers

Which type of virus has a genome composed of RNA?

RNA viruses Signup and view all the answers

What is the primary function of the protein coat in a virus?

To protect the genetic material from degradation Signup and view all the answers

What is a characteristic of viruses that distinguishes them from living things?

They lack a cellular structure Signup and view all the answers

Where do active viruses typically reside?

Inside a host cell Signup and view all the answers

What is the range of sizes for viruses?

20 - 300 nm Signup and view all the answers

What is a characteristic of viruses that allows them to change over time?

Their ability to undergo mutation Signup and view all the answers

What is a common location for viruses to be found?

In a host cell Signup and view all the answers