Hint
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Answer
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What can some viruses form from the walls of the ER in order to avoid host response?
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Membrane protected replication complexes
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Baltimore group containing positive sense ssRNA viruses
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IV/4
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Subviral infectious agents composed of nucleic acid and protein that require a helper virus to replicate
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Satellites
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Baltimore group containing ssDNA viruses
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II/2
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Capsid shaped like hollow tubes with protein walls
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Helical
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Ring or knob-shaped units made of 5 or 6 protomers
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Capsomer
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Non-translated ssRNAs, lack protein (Infect plants)
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Viroids
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Infectious proteins, cause spongiform encephalopathies (BSE, scrapie, CJD)
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Prions
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Through which process are viral particles released from a cell?
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Budding
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Contained in all virions and composed of nucleic acid and a protein coat
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Nucleocapsid
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Where are viruses assembled in a cell?
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Cytoplasm
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Which type of virus can use host actin tails to propel through host membrane?
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Poxviruses
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A regular polyhedron with 20 equilateral faces and 12 vertices
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Icosahedral
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Baltimore group containing DNA reverse transcribing viruses
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VII/7
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Large macromolecular structure which serves as the protein coat of a virus
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Capsid
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What enzyme is used by some viruses to convert RNA into DNA?
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Reverse transcriptase
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Baltimore group containing dsDNA viruses
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I/1
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Which viral entry method can be used by enveloped and unenveloped viruses?
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Receptor mediated endocytosis
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Virus that infects bacteria
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Bacteriophage
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Baltimore group containing RNA reverse transcribing viruses
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VI/6
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Acellular entity which is composed of protein and nucleic acid, lacks metabolism and replicates only in host cells
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Virus
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What enzyme do Baltimore groups 3 and 5 carry in order to make genome readable by host ribosomes?
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RNA dependent RNA polymerase/RDRP
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Outer, membranous layer of a virus
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Envelope
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Baltimore group containing negative sense ssRNA viruses
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V/5
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Which virus formed complex can be hijacked by virophage?
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Membrane protected replication complexes
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What can many plant viruses use to propel themselves from cell to cell?
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Plasmodesmata
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Where do Baltimore group 1 viruses normally replicate?
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Nucleus
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Which viral entry method can be used by only enveloped viruses?
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Membrane Fusion
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Baltimore group containing dsRNA viruses
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III/3
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