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Veterinary Pathogens > Viruses > Flashcards

Viruses Flashcards

0
Q

Virion

A

The infectious particle of a virus

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1
Q

How many types of nucleic acid do viruses have

A

One

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2
Q

What are the two minimal structural components of a virus?

A

A protein coat surrounding nucleic acid

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3
Q

What are the criteria used to classify a virus?

A

Virion morphology (enveloped or nonenveloped)
Type of nucleic acid
(+) or (-) sense

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4
Q

Virus strain

A

A virus with any genetic change

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5
Q

Virus serotype

A

A virus strain with an antigenic change that results in a different antibody response

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6
Q

Virus biotype

A

A strain with different biological properties (ex. More virulent or able to replicate in different host species)

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7
Q

Morphological classification of Parvoviridae

A

Single stranded DNA

Nonenveloped

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8
Q

Morphological classification of Poxviridae

A

Double stranded DNA

Enveloped

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9
Q

Morphological classification of Hepadnaviruses

A

Single and double stranded DNA

Nonenveloped

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10
Q

Coronavirus morphology/genomic sense classification

A

Single stranded RNA
Message (+) sense
Enveloped

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11
Q

Togavirus morphology/genomic sense classification

A

Single stranded RNA
Message (+) sense
Enveloped

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12
Q

Flavivirus morphology/genomic sense classification

A

Single stranded RNA
Message (+) sense
Enveloped

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13
Q

Morphological classification of Herpesviridae

A

Double stranded DNA

Enveloped

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14
Q

Picornaviruses morphology/sense classification

A

Single stranded RNA
(+) sense
Nonenveloped

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15
Q

Calicivirus morphology/sense classification

A

Single stranded RNA
(+) sense
Nonenveloped

16
Q

Rhabdovirus and paramyxovirus virus classification

A

Single strands RNA
(-) sense
Enveloped

17
Q

Orthomyxovirus classification

A

Single stranded RNA

(-) sense

18
Q

Arenavirus classification

A

Single stranded

Mixed sense

19
Q

Reovirus and Birnaviruses classification

A

Double stranded segmented RNA

20
Q

Retrovirus morphological/sense classification

A

RNA genome
(+) sense
***Makes double stranded DNA once in cell

Veterinary Pathogens (1 decks)

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