Virus 101

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Questions and Answers

Which of the following is NOT a component of a virus particle?

  • Nucleic acid genome
  • Cytoplasm (correct)
  • Lipid membrane
  • Protein coat

What is the size range of virus particles?

  • 100-1000 nanometers
  • 1000-10000 nanometers
  • 1-10 nanometers
  • 10-100 nanometers (correct)

How do viruses multiply inside cells?

  • By fusing with cells
  • By dividing like cells
  • By expressing and replicating their genomes (correct)
  • By engulfing cells

What machinery do viruses need from cells to multiply?

<p>All of the above (D)</p> Signup and view all the answers

Why are viruses important to study?

<p>They can transfer genes between organisms (B)</p> Signup and view all the answers

Which of the following is NOT a characteristic of virus particles?

<p>Contain a nucleic acid genome (D)</p> Signup and view all the answers

What is the term used to describe an infectious virus particle?

<p>Virion (C)</p> Signup and view all the answers

What are viruses classified as?

<p>Obligatory intracellular parasites (D)</p> Signup and view all the answers

What do viruses need from cells to multiply?

<p>All of the above (D)</p> Signup and view all the answers

What can viruses do?

<p>Transfer genes between organisms (C)</p> Signup and view all the answers

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