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Virology > Viral Identification > Flashcards

Viral Identification Flashcards

1
Q

Naked DNA viruses

A

Circoviridae
Parvo-
Papova-
Adeno-

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2
Q

Enveloped DNA viruses

A 
Hepadnaviridae
Herpes-
Asfa-
Irido-
Pox-
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3
Q

DNA viruses

A 
Circo-
Parvo-
Hepadna-
Papova-
Adeno-

Herpes-
Asfa-
Irido-
Pox-

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4
Q

Naked RNA viruses (indicate which are segmented!)

A

Picornaviridae
Calici-
Astron-

Reo- (segmented!)
Birna- (segmented!)

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5
Q

Enveloped RNA viruses (indicate which are segmented and which are diploid!)

A 
Flavi-
Toga-
Arteri
Corona
Rhabdo
Filo
Paramyxo

Orthomyxo- (segmented!)
Bunya (segmented!)
Arena (segmented!)

Retro- (diploid!)

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6
Q

Which RNA viruses are segmented

A

Reo-
Birna-

Orthomyxo-
Bunya-
Arena-

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7
Q

What is the only diploid virus

A

Retro-

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8
Q

Which naked DNA virus is susceptible to disenfectants? Why

A

Adeno-

It is naked but it has pentofibers with receptors that can be broken down by disinfectant

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9
Q

Which type of viruses are most susceptible to disinfectants

A

Enveloped viruses (so enveloped RNA viruses + adenoviridae)

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10
Q

What type of genomes evolve at the fastest pace

A

Segmented genomes

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11
Q

What protects viral nucleic acid? What is it composed of?

A

Capsid

Composed of subunits called capsomeres
May contain enzymes and nn-structural proteins (but no organelles)

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12
Q

Where do DNA viruses replicate

A

Nucleus

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13
Q

Which DNA virus replicates in cytoplasm

A

Pox, Asfar

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14
Q

Which naked DNA virus replicates in cytoplasm

A

none!

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15
Q

Which enveloped DNA virus replicates in cytoplasm

A

Asfar

Pox

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16
Q

Where do RNA viruses replicate

A

Cytoplasm

17
Q

Which RNA viruses replicate in nucleus

A

Orthomyxo

Retro

18
Q

What is sensitivity of light microscope

A

.3um

19
Q

What is sensitivity of electron microscope

A

2nm

20
Q 
Order
Family
Subfamily
Genus
Species
A
  • virales
  • viridae
  • virinae
  • virus
  • virus
21
Q

Which enveloped DNA virus acts as a RNA virus

A

Pox

22
Q

Definition of virus ***

A
  • Submicroscopic
  • Inert while outside host
  • Obligate parasite
  • Infect wide range of organisms
23
Q

How are viruses classified? Which system is no longer used

A

International Committee on Taxonomy of Viruses (ICTV)

Baltimore is no longer used

24
Q

What is virus classification based on

A

Type of genome
Strategy of replication
Structure of virion

Virology (10 decks)

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