What is the genetic material of a retrovirus?
DNA
RNA
Protein
Both DNA and RNA
Which enzyme allows a retrovirus to convert its RNA into DNA?
DNA polymerase
Reverse transcriptase
RNA polymerase
Ligase
Which treats the viral DNA as part of its own genome?
The host cell
Copies of the virus
Lentiviruses
Virions
How many identical single-stranded RNA molecules does the virus contain?
3
2
1
6
Which are responsible for synthesis of viral DNA?
DNA polymerase
Protease
Env gene
Membrane fusion
State true or false.
The retroviral genome is packaged as viral particles.
true
false
Who described the first human retrovirus?
Peyton Rous
Robert C. Gallo
Temin
Baltimore
In which stage of the retroviral life cycle does integration into the host genome occur?
early phase
entry phase
reverse phase
local phase
Which retrovirus causes tumor growth?
Lentiviruses
Human T-lymphotropic virus 1
Feline leukemia virus
Rous sarcoma virus and mouse mammary tumor virus
What type of gene does Rous sarcoma virus contain?
Src gene
Arc gene
Lcn gene
Sac gene
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