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Virus Structure and Replication

Quiz by Julie Edwards

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12 questions
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  • Q1
    a virus that infects bacteria
    bacteriophage
    30s
  • Q2
    a protein sheath that surrounds the nucleic acid core in a virus
    capsid
    30s
  • Q3
    A widespread outbreak of an infectious disease.
    epidemic
    30s
  • Q4
    describes viral replication in which a viral genome is replicated as a provirus without destroying the host cell
    lysogenic infection
    30s
  • Q5
    describes viral replication that results in the destruction of a host cell and the release of many new virus particles
    lytic infection
    30s
  • Q6
    a microorganism, another organism, a virus, or a protein that causes disease; an infectious agent
    pathogen
    30s
  • Q7
    an infectious particle that consists only of a protein and that does not contain DNA or RNA; will cause proteins to fold incorrectly
    prion
    30s
  • Q8
    the viral genome (DNA) of a bacteriophage that has entered a bacterial cell, has become attached to the bacterial chromosome, and is replicated with the host bacterium's DNA
    prophage
    30s
  • Q9
    a virus that contains single-stranded RNA and produces a reverse transcriptase, which converts RNA to DNA
    retrovirus
    30s
  • Q10
    a substance prepared from killed or weakened pathogens and introduced into a body to produce immunity
    vaccine
    30s
  • Q11
    an infectious agent that consists of a small strand of RNA and that causes disease in plants
    viroid
    30s
  • Q12
    a nonliving, infectious particle composed of a nucleic acid and a protein coat; it can invade and destroy a cell
    virus
    30s

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