General Properties of Virus and Prokaryotes Quiz
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Questions and Answers

What is a characteristic of viruses' multiplication process?

  • It occurs through cell division
  • It involves binary fission
  • It is similar to the growth of prokaryotes
  • It is a complex process (correct)
  • How do viruses differ from prokaryotes in terms of sensitivity to antibacterial antibiotics?

  • Viruses are sensitive to antibacterial antibiotics (correct)
  • Both viruses and prokaryotes are resistant to antibacterial antibiotics
  • Neither viruses nor prokaryotes are affected by antibacterial antibiotics
  • Prokaryotes are sensitive to antibacterial antibiotics
  • What is the composition of a virus' capsid?

  • Ribosomes
  • Capsomeres (correct)
  • Nucleic acid
  • Cellular organization
  • How are the size of viruses currently estimated?

    <p>By electron microscopy</p> Signup and view all the answers

    How does the size of the smallest parvovirus compare to the largest protein molecule haemocyanin?

    <p>The smallest parvovirus is as small as the largest protein molecule haemocyanin</p> Signup and view all the answers

    What is the general property of viruses in terms of cellular organization?

    <p>Do not have a cellular organization</p> Signup and view all the answers

    What is the characteristic method of multiplication for viruses?

    <p>Multiply by a complex process</p> Signup and view all the answers

    Who crystallized virus-like chemicals in 1935?

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

    What is the range of diseases caused by viruses?

    <p>From minor ailments like common cold to terrifying diseases like rabies and AIDS</p> Signup and view all the answers

    What is the size of the smallest parvovirus compared to?

    <p>As small as the largest protein molecule haemocyanin</p> Signup and view all the answers

    Study Notes

    Virus Characteristics

    • Viruses multiply by taking over the host cell's machinery to replicate themselves.

    Sensitivity to Antibiotics

    • Viruses are insensitive to antibacterial antibiotics, unlike prokaryotes.

    Viral Structure

    • A virus' capsid is composed of proteins that protect the viral genome.
    • The capsid is made up of repetitive subunits of proteins.

    Size of Viruses

    • The size of viruses is estimated using electron microscopy or filtration methods.
    • The size of the smallest parvovirus is comparable to the size of the largest protein molecule, haemocyanin.

    Cellular Organization

    • Viruses lack cellular organization and are not considered living cells.

    Multiplication Method

    • Viruses multiply by infecting host cells, replicating their genome, and assembling new virions.

    Discovery

    • Wendell Stanley crystallized virus-like chemicals in 1935, showing that viruses have a crystalline structure.

    Disease Range

    • Viruses cause a wide range of diseases, including common colds, influenza, and serious diseases like AIDS and Ebola.

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    Description

    Test your knowledge on the general properties of viruses and prokaryotes with this quiz. Learn about their cellular organization, multiplication process, and diseases they cause.

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