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Virology (Retroviruses) Quiz on HIV Discovery (Low Priority), created by gina_evans0312 on 16/04/2014.

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Created by gina_evans0312 almost 10 years ago
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HIV Discovery (Low Priority)

Question 1 of 8

1

Which combination of surface proteins identifies HLT (Human T-Lymphotrophic Virus) 1?

Select one of the following:

  • P24 & P19

  • P25 & P20

  • P26 & P21

Explanation

Question 2 of 8

1

HTLVII is a type C retrovirus

Select one of the following:

  • True
  • False

Explanation

Question 3 of 8

1

The new virus discovered reacted weakly with HTLV1 proteins, so what was concluded?

Select one of the following:

  • It was HTLV1

  • It was HTLVII

  • It was a new, related virus

Explanation

Question 4 of 8

1

What led to the discovery of P25 on the new virus?

Select one of the following:

  • Southern Blotting

  • Comparative electrophoresis

Explanation

Question 5 of 8

1

How was the virus isolated?

Select one of the following:

  • A fresh lymph node sample was transferred to an umbilical cord, proving it was a virus

  • A virus was photographed inside the cell using a TEM

  • A virus was isolated using a very small net

Explanation

Question 6 of 8

1

How was virus density determined?

Select one of the following:

  • A sucrose gradient that will cause the sample to separate due to density, isolating the virus

  • A fructose gradient that will cause the sample to separate due to density, isolating the virus

  • A glucose gradient that will cause the sample to separate due to density, isolating the virus

Explanation

Question 7 of 8

1

The virus had a density of 1.16

Select one of the following:

  • True
  • False

Explanation

Question 8 of 8

1

The use of 3HUridine in viral DNA indicated that it was an RNA virus

Select one of the following:

  • True
  • False

Explanation