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Micro Exam 6 Portage Learning questions with solutions

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Micro Exam 6 Portage Learning questions with solutionsMicro Exam 6 Portage Learning questions with solutionsMicro Exam 6 Portage Learning questions with solutionsMicro Exam 6 Portage Learning questions with solutionsMicro Exam 6 Portage Learning questions with solutions

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Micro 6 Portage Learning
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Micro 6 Portage Learning

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May 26, 2025
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Written in
2024/2025
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Micro Exam 6 Portage Learning questions with solutions

True or False. Because the genome is contained within an enclosed space (much like the nucleus of a cell), viruses are
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classified as eukaryotic. - answersFalse. Viruses are neither eukaryotic nor prokaryotic
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Describe the two basic components of a virus. - answers1) Genomic material made up of DNA or RNA
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2) Capsid, which is a membrane like protective structure that contains genetic material.
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The ________ surrounds the capsid of some viruses. - answersenvelope
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Rank the falling viruses from smallest to largest: n .p n.p n.p n.p n.p n .p n.p




Poliovirus n .p




Variolavirus
Orthomyxovirus - answersVariolavirus n .p n.p




Orthomyxovirus
Poliovirus

True or False: Viral replication occurs after it attaches and enters the host cell. - answersTrue
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True or False. You would expect to see a viral envelope on a virus infecting a bacterial cell. - answersFalse. The majori
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of animal viruses are enveloped whereas the majority of plant or bacteria infecting viruses are not
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Rank the following viruses based on their size from largest to smallest:
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Paramyxovirus
Polivirus n.p




Smallpox virus - answers1 (Largest): Smallpox n.p n.p n .p n.p n.p




2: Paramyxovirus n.p




3 (Smallest): Poliovirus
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True or False: Highly infectious viruses undergo genome replication prior to viral attachment and entry. - answersFals
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The viral genome is never replicated before attachment and entry regardless of its level of infectivity
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Place the following viral life cycle steps in order beginning with viral attachment and provide a description of each step.
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Uncoating:
Release:
Replication:
Attachment:
Entry:
New infection: - answers1) Viral Attachment: Virus particle attaches to surface of host's cell
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2) Entry: Virus fuses with host membrane and enters cell
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3) Uncoating: once viral genetic material is inside host's cell, envelope will shed releasing genetic material
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(disessembles)
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4) Replication: Viral genetic material replicates and new viral proteins are made
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5) Release: New viruses produced & leave host cell
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6) New Infection: Newly released virus particles find a new host cell to infect (continuing process)
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1/ 4 H
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