Ch 4 Virus Flashcards

1
Q

What does virus mean

A

Poison

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2
Q

Who 1st mentioned viral pox

A

Edward jenner

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3
Q

1st discovered virus

A

TMV

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4
Q

Who discovered yellow fever

A

Walter reed

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5
Q

Who isolated and crystallised tmv and got noble prize

A

W.M. stanley

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6
Q

Who discovered AIDS

A

Gallow

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7
Q

Who discovered hep C

A

Hervey J

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8
Q

Who is fatger of virology

A

W.M. stanley

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9
Q

Range of size of virus

A

12 nm (polio) to 300nm (TMV)

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10
Q

Rod shaped virus

A

TMV alphamosiac, mumps
TAM

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11
Q

Spherical virus

A

Polio TIV HIV dengue

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12
Q

Cubical virus

A

Herpes vaccina

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13
Q

Tadpole virus

A

T2 T4 T6

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14
Q

Cylindrical virus

A

Ebola, streak of pea

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15
Q

Oval virus

A

Influenza

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16
Q

DNA virus

A

T2 vaccina variolla TIV adeno herpes Parvoviridae M13

17
Q

RNA virus

A

TMV, HIV, dengue, polio, mumps, rabies

18
Q

Which virus has outer coat

A

Influenza, herpes and HIV

19
Q

Which is an exception to plant virus

A

Cauliflower mosiac virus

20
Q

What is HIV

A

Retrovirus

21
Q

What shape are RNA usually

A

Rod shaped

22
Q

Emerging virus

A

HIV, SARS, Nile, ebola, covid

23
Q

How many capsomere in virion

A

2000-2130

24
Q

What causes cadung disease and hep D

A

Viriods

25
Q

What causes mad cow disease and kuru, creutzfeldt

A

Prions

26
Q

How many capsomeres in TMV

A

2130-2200

27
Q

What are the 2 processes for replication of bacteriophage

A

Lytic, lysogenic

28
Q

How many steps in lytic phase

A

6

29
Q

How many virus are produced in 30 min

A

300