Microbiology Quiz #4

Baltimore group containing positive sense ssRNA viruses

Which viral entry method can be used by only enveloped viruses?

Where are viruses assembled in a cell?

Baltimore group containing dsDNA viruses

Non-translated ssRNAs, lack protein (Infect plants)

Capsid shaped like hollow tubes with protein walls

What can many plant viruses use to propel themselves from cell to cell?

Subviral infectious agents composed of nucleic acid and protein that require a helper virus to replicate

What enzyme is used by some viruses to convert RNA into DNA?

Baltimore group containing negative sense ssRNA viruses

What can some viruses form from the walls of the ER in order to avoid host response?

Outer, membranous layer of a virus

Baltimore group containing ssDNA viruses

Where do Baltimore group 1 viruses normally replicate?

Baltimore group containing dsRNA viruses

Baltimore group containing DNA reverse transcribing viruses

Which viral entry method can be used by enveloped and unenveloped viruses?

Contained in all virions and composed of nucleic acid and a protein coat

Virus that infects bacteria

Which type of virus can use host actin tails to propel through host membrane?

Ring or knob-shaped units made of 5 or 6 protomers

Baltimore group containing RNA reverse transcribing viruses

What enzyme do Baltimore groups 3 and 5 carry in order to make genome readable by host ribosomes?

Infectious proteins, cause spongiform encephalopathies (BSE, scrapie, CJD)

Acellular entity which is composed of protein and nucleic acid, lacks metabolism and replicates only in host cells

Large macromolecular structure which serves as the protein coat of a virus

A regular polyhedron with 20 equilateral faces and 12 vertices

Which virus formed complex can be hijacked by virophage?

Through which process are viral particles released from a cell?