18. Viruses, Viroids, & Prions

Introduction to Animal Virus Infections

Multiple Choice
The projections on the surface of animal viruses primarily allow the virus to —
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Multiple Choice
In animal virology, the host range (tropism) of a virus is primarily determined by which factor?
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Multiple Choice
Which of the following is a key difference between the multiplication cycle of animal viruses and bacteriophages?
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Multiple Choice
Viruses acquire envelopes around their nucleocapsids during which stage of the viral replication cycle?
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Multiple Choice
Why must animal viruses enter host cells to replicate?
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Multiple Choice
What is the first step of a virus's life cycle when infecting an animal cell?
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Multiple Choice
Which process typically occurs when animal viruses enter host cells?
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Multiple Choice
The ____________ step in the process of animal virus infections involves releasing the viral DNA from its surrounding protein coat into the host cell's cytoplasm.
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Multiple Choice
Which of the following is a method used by animal viruses to gain entry into host cells?
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Multiple Choice
Animal viruses are divided into a number of families whose names typically end in which suffix?
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Multiple Choice
Which bloodborne pathogen is known for progressively destroying the host's immune system by targeting CD4+ T helper cells?
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Multiple Choice
Which of the following correctly lists the major steps in HIV retroviral replication in order?
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Multiple Choice
Which term best describes the process by which newly formed animal viruses cause the rupture of the host cell, allowing the viruses to infect new host cells?
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Multiple Choice
HIV spikes attach to CD4+ receptors found on which type of human cells?
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Multiple Choice
The viral process of attaching to a host cell receptor prior to infecting the cell is called:
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