Viruses In Eukaryotes

Viroids are composed of

A:

single-stranded DNA

B:

double-stranded DNA

C:

single-stranded RNA

D:

double-stranded RNA

Answer: C

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Which of the following virus is always detectable after infections?

A:

Hepatitis B virus

B:

Herpes simplex virus

C:

Varicella-zoster virus

D:

Cytomegalovirus

Answer: A

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The hepadnaviruses such as hepatitis B virus are quite different from other DNA viruses with respect to genome replication. These replicate their DNA using

A:

DNA-dependent DNA polymerase

B:

reverse transcriptase

C:

Rnase H

D:

DNA ligase

Answer: B

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Virulent and nonvirulent viruses may not

A:

inhibit host cell DNA synthesis

B:

inhibit host cell RNA synthesis

C:

stimulate host cell macromolecule synthesis

D:

degrade host cell DNA

Answer: D

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Which of the following has been linked to Kaposi's sarcoma?

A:

Epstein-Barr virus

B:

Human T-cell lymphotropic virus

C:

Human papilloma virus

D:

Human herpes virus 8

Answer: D

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Questions for: Viruses In Eukaryotes