Virology: Viral Infection and Replication
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Questions and Answers

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?

    <p>Adsorption/Attachment</p> Signup and view all the answers

    What type of virus has a complex symmetry?

    <p>Pox viruses</p> Signup and view all the answers

    Which type of virus has a lipid bilayer membrane?

    <p>Enveloped viruses</p> Signup and view all the answers

    What is the primary route of transmission of hepatitis B?

    <p>Through transfusion of contaminated blood</p> Signup and view all the answers

    What is the function of the viral genome?

    <p>To encode genetic instructions</p> Signup and view all the answers

    How is a virus released from the host cell?

    <p>By budding</p> Signup and view all the answers

    Which laboratory diagnosis method involves the detection of viral proteins?

    <p>Serology</p> Signup and view all the answers

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

    <p>Attachment</p> Signup and view all the answers

    Which type of virus has a genome composed of RNA?

    <p>RNA viruses</p> Signup and view all the answers

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

    <p>To protect the genetic material from degradation</p> Signup and view all the answers

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

    <p>They lack a cellular structure</p> Signup and view all the answers

    Where do active viruses typically reside?

    <p>Inside a host cell</p> Signup and view all the answers

    What is the range of sizes for viruses?

    <p>20 - 300 nm</p> Signup and view all the answers

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

    <p>Their ability to undergo mutation</p> Signup and view all the answers

    What is a common location for viruses to be found?

    <p>In a host cell</p> Signup and view all the answers

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