2017 Microbiology - Medical Virology Intro Flashcards

1
Q

Characteristics of DNA Viruses w/ exceptions

A

ds, except Parvo
linear, except Papilloma, Polyoma, Hapadna
Icosahedral, except Pox
Replicate in nucleus, except Pox

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2
Q

Characteristics of RNA Viruses w/ exceptions

A

ss, except Reovirus
if - stranded, capsid carries viral polymerase
All: - stranded viral RNA and dsRNA is non-infectious while most viral DNA is infectious
Replicate in cytoplasm, except influenza and retrovirus

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3
Q

Which DNA viruses are naked?

A

PAP

  • Papova
  • Adeno
  • Parvo
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4
Q

Which RNA viruses are naked?

A

CPR-H

  • Calici
  • Picorna
  • Reo
  • HepE
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5
Q

Which RNA viruses are + strand?

A

a RETRO TOGA party with FLAVorful PICO de gaillo and CORONAs

  • Retroviridae
  • Togaviridae
  • Flavivirdae
  • Picornaviridae
  • Coronaviridae
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6
Q

Which RNA viruses are - strand?

A

Pairing Rats Fight Over Bunny’s Area

  • Paramyxovirus
  • Rhabdovirus
  • Filovirus
  • Bunyavirus
  • Arenavirus
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7
Q

Which DNA virus is brick shaped, enveloped, ds linear? Example of disease?

A

Poxviridae

Smallpox

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8
Q

Which RNA viruses are capable of Reassortment?

A

BOAR

  • Bunyaviridae
  • Orthomyxoviridae
  • Arenaviridae
  • Reoviridae
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9
Q

What is required for Transformation? What are the steps?

A

A competent cell

  1. Bind DNA
  2. DNA uptake
  3. DNA integration
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10
Q

What is transduction?

A

Transfer of DNA using a virus (bacteriophage)

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11
Q

Recombination follows which events of DNA exchange?

A

Transformation
Transduction
Conjugation

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12
Q

Which RNA virus shows legitimate recombination?

A

Picornaviridae

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13
Q

What is a lytic infection?

A

Terminal, destructive, common type of infection where infection takes place and more virus is produced, cell undergoes lysis and virus spreads.

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14
Q

What is a Lysogenic Infection?

A

Dormant infection, not actively reproducing

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