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SP17: Micro/Immuno (Test 2) > Virology (Middleton) > Flashcards

Virology (Middleton) Flashcards

1
Q

Which viruses contain (-)ssRNA?

A
  1. Measles virus
  2. Respiratory Syncytial Virus
  3. Rabies virus
  4. Influenza virus
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2
Q

What viruses contain dsDNA?

A
  1. Varicella Zoster virus
  2. Rotavirus
  3. Hep B
  4. Adenovirus
  5. Herpes Simplex
  6. HPV
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3
Q

What viruses contain (+)ssRNA?

A
  1. Poliovirus
  2. Hep C
  3. EEE and VEE
  4. West Nile Virus
  5. HLTV-1
  6. HIV
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4
Q

Which viruses are non-enveloped?

A
  1. Poliovirus
  2. Rotavirus
  3. Adenovirus
  4. HPV
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5
Q

What special proteins are involved with (-)ssRNA?

A

Must have an RNA POLYMERASE to make + sense RNA to make proteins

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6
Q

What special protein is involved with poliovirus?

A

Capsid proteins

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7
Q

What special protein is involved with Hep B?

A

Reverse transcriptase

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8
Q

What viruses have a reverse transcriptase that converts RNA -> DNA?

A
  1. Hep B

2. Retroviruses (HLTV-1 and HIV)

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9
Q

What are the special proteins involved with the influenza virus?

A
  1. Hemagglutinin (HA): cell attachment

2. Neuraminidase (NA): cell budding

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10
Q

Which virus has an extremely large genome?

A

Varicella Zoster virus

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11
Q

Which virus has a very small genome?

A

Hep B

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12
Q

What is special about the (+)ssRNA in retroviruses?

A

They have diploid identical copies

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13
Q

What is special about the HPV dsDNA?

A

It is circular DNA

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14
Q

Which viruses enter via membrane fusion?

A
  1. Measles
  2. Respiratory syncytial virus
  3. Retroviruses (HLTV-1 and HIV)
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15
Q

How does the influenza virus enter the cell?

A

Cell attachment with HA -> confirmation change -> entrance

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16
Q

Which viruses replicate in the nucleus?

A
  1. Varicella Zoster
  2. Hep B
  3. Influenza
  4. Adenovirus
17
Q

What is special about the processing of the genome of retroviruses?

A

Reverse transcriptase of RNA to DNA in cytoplasm -> migrates to nucleus for replication

18
Q

Which viruses have multiple phases of transcription?

A
  1. Varicella zoster

2. Adenovirus

19
Q

T/F: Hep B uses an RNA intermediate to replicate DNA.

A

TRUE

20
Q

Which virus lyses the cell to release?

A

Poliovirus

21
Q

Which diseases have long incubation periods?

A
  1. Hep B
  2. Hep C
  3. Rabies
  4. HLTV-1
  5. HIV
  6. HPV
22
Q

Which virus causes most warts?

A

HPV

23
Q

What virus uses CAR to enter the cell?

A

Adenovirus

24
Q

Which virus starts as (+)ssRNA then uses a DNA intermediate and integrates to into the host DNA?

A

Retrovirus (HIV and HLTV-1)

25
Q

What is special about Hep B replication?

A

It uses an RNA intermediate

26
Q

What are the repeating protein subunits that create a protein capsid?

A

Capsomeres

27
Q

What is an envelope made of?

A

Lipid-bilayer

28
Q

Which type of genome requires a polymerase to make (+)ssRNA?

A

(-)ssRNA

29
Q

What do all viruses need from the host cell to produce proteins?

A

RIbosomes

30
Q

What types of genomes must gain access to the nucleus?

A

ssDNA and dsDNA

31
Q

What types of cells use budding to release?

A

Enveloped

SP17: Micro/Immuno (Test 2) (13 decks)

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