Microbiology Quiz 9 (BIO 910)

VIRUSES

Week 9, Quiz 9

Which of these represent the steps of ==viral replication== in the correct order?

1. adsorption
2. penetration
3. synthesis
4. assembly
5. release

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An ideal anti-viral drug would be one that _.

disrupted an essential viral process while causing minimal damage to host cells

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Which of the following diseases are caused by viruses?

Influenza

Monkeypox

AIDS

COVID-19

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Match the hypothesis for the origin of viruses with evidence to back it up.

==Progressive hypothesis:== mobile DNA elements exist in the human genome

==Regressive hypothesis:== large viruses such as the Mimivirus exist

==Virus first hypothesis:== An RNA world existed before cells arose

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Which of these is NOT a characteristic of viruses?

they contain ribosomes

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Which of the following are techniques used for cultivating ==animal viruses== in the laboratory?

Tissue culture cells

embryonated eggs

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The ==host range== of a virus depends on

the surface proteins found on the viral envelope

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All viruses contain DNA as their genetic material. True or False?

==FALSE:== ==Viruses can have EITHER DNA or RNA as their genetic material.==

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