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Micro #5 test

Micro #5 Viruses

QuestionAnswer
Viruses can infect plants, bacteria, and animals
Hierarchic order for virus classifications order, family, subfamily, genus, species
Viral capsomeres are composed of subunits call protomers
RNA viruses belong to which of the groups according to the Baltimore classification system III, IV, V
A phage in a repressed stage is referred to as a prophage
Sequence of stages in the multiplication of animal viruses adsorption, penetration, uncoating, replication assembly, release
A persistent infection that is not lytic but productive Chronic
The morphological or Cytopathic effects are lysis, altered shape, and membrane fusion
The Herpesviruses DNA virus belong to the following viruses Epstein barr, herpes simplex 1 &2, varicella zoster (chicken pox & shingles), cytomegolo
Transmissible spongiform encephalopathies are caused by prions
A virus that infects bacteria is referred to as Bacteriophage
Kaposi sarcoma is caused by human herpesvirus number 8
Epstein-Barr virus lymphocryptovirus and cytomegalovirus herpesvirus number 4
Varicella-zoster herpesvirus number 3
Roseolovirs herpesvirus number 6
members of picornaviridae are what viruses RNA
A fully assemble virus is called Virion
Group VI viruses according to the Baltimore classification system include the families Metaviridae, Pseudoviridae,, and Retroviridae
what are the 2 methods of viral classification? International Committee on Taxonomy of Viruses (ICTV) and Baltimore Classification System
describe host cell damage resulting from viral infections Cytopathic effects, physiological effects, biochemical effects, genotoxic effects
What are the different morphological types of viruses HELICAL—coiled shape, ICOSAHEDRAL—capsids are 3-dimensional ENVELOPED—have viral envelope surrounding nucleocapsid COMPLEX—have various-shaped capsids (not icosahedral) along with other structures, such as tails
what is the structure and pathogenicity of subviral agents Viroids—circular ssRNA , Virusoids (satellites)—circular, ssRNA, Prions—proteins that become abnormally shaped
The suffix -virales is given to the following terms within the taxon Order
The Baltimore classification system places viruses into __________ groups. seven
Which of the following consists of DNA viruses? Parvoviridae
A bacteriophage is a(n) ____________ virus. complex
The most common viruses causing respiratory illness to belong to Adenoviridae
Which of the following bunyaviruses is not arthropod borne? Hantavirus
Capsids forming multifaced structures having 20 triangular faces are called __________. ANS: icosahedrons
The phase during which no infectious phage particles can be found in a host cell is the __________ period. eclipse
The stage of viral multiplication during which the virus attaches to the host cell is called __________. adsorption
According to the Baltimore classification, Retroviridae belong to group __________ viruses. VI
Human papillomavirus Plantar Warts
Epstein-Barr virus Infectious mononucleosis
Norovirus Gastroenteritis
Hantavirus Hemorrhagic fever
Human rhinovirus A Common cold
Created by: rosalyngreen
 

 



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