Viruses and Viral Replication

Which of the following is NOT a characteristic of viruses?

• Made of cells

• Cannot reproduce on their own

• Use host cell's machinery to copy themselves

• Considered abiotic

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112.42.c.5.D

What type of genetic material can viruses contain?

• Only DNA

• Only RNA

• DNA or RNA

• Neither DNA nor RNA

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112.42.c.5.D

What is the function of a capsid in a virus?

• To metabolize energy

• To encase the genetic material

• To reproduce the virus

• To infect host cells

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112.42.c.5.D

What is a bacteriophage?

• A virus that infects plants

• A virus that infects animals

• A virus that infects bacteria

• A virus that infects fungi

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112.42.c.5.D

Which of the following is NOT true about viruses?

• They are considered microorganisms

• They are non-living

• They use host cells to reproduce

• They contain genetic material

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112.42.c.5.D

Which of the following viruses is known to infect plants?

• Adenovirus

• Influenza virus

• Tobacco mosaic virus

• Bacteriophage

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112.42.c.5.D

Which virus is known for having a complex structure?

• Adenovirus

• Influenza virus

• Bacteriophage

• Tobacco mosaic virus

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112.42.c.5.D

What does viral DNA or RNA instruct the host cell to do?

• Destroy the virus

• Make copies of the virus

• Repair the host cell

• Produce antibodies

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112.42.c.5.D

How are viral genes copied in the lysogenic pathway?

• Through viral replication

• By host cell mitosis

• By destroying the host cell

• Through viral lysis

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112.42.c.5.D

What is the result of the lysogenic pathway on viral genes?

• They are destroyed

• They are expelled from the host cell

• They are copied each time the cell replicates

• They cause immediate host cell death

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112.42.c.5.D