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Chapter 5

QuestionAnswer
Viruses have all the following except _________. metabolism
Who developed a rabies vaccine by separating bacteria from virus using a filter? Pasteur
Host cells of viruses include _________. humans and other animals, plants and fungi, bacteria, protozoa and algae
Viruses _________. cannot be seen in a light microscope
Virus capsids are made from subunits called _________. capsomeres
Helical and icosahedral are terms used to describe the shapes of a virus _________. capsid
A/An _________ is the protein shell around the nucleic acid core of a virus. capsid
A naked virus has only a/an _________. nucleocapsid
Which of the following is not a typical capsid shape? Tetrahedral
All of the following pertain to virus envelopes except _________. are located between the capsid and nucleic acid
The core of every virus particle always contains _________. either DNA or RNA
Which of the following is not associated with every virus? Envelope
Viral nucleic acids include which of the following? Double - stranded and Single - Stranded (DNA and RNA)
Viruses acquire envelopes around their nucleocapsids during _________. release
Which of the following is a type of cytopathic effect? Inclusion in the nucleus, Multinucleated giant cells, Inclusion in the cytoplasm, Cells change shape
The general steps in a viral multiplication cycle are _________. adsorption, penetration, synthesis, assembly, and release
Clear patches in cell cultures that indicate sites of virus infection are called _________. plaques
What is the source of enveloped viruses’ envelopes? The host cell membrane
The host cells that viruses can infect are determined by the _________. receptors on the host cells
Created by: A00601845
 

 



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