Chapter 13: Viruses, Viroids, and Prions - General Characteristics of Viruses Quiz

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Questions and Answers

What represents the word 'virus'?

Phage

Where do viruses typically multiply?

Inside living host cells

What is the structure present in a typical virus that contains the nucleic acid?

Core

Which type of virus infects plant cells specifically?

Plant Virus Signup and view all the answers

What does the term 'bacteriophage' mean?

Virus that infects bacteria Signup and view all the answers

How does an enveloped virus typically enter an animal host cell?

By fusion Signup and view all the answers

What is the process of disintegrating the protein capsid of an animal virus to expose its DNA known as?

Uncoating Signup and view all the answers

Which enzyme is responsible for converting animal virus RNA to DNA within the host cell?

Reverse Transcriptase Signup and view all the answers

Incorporation of animal virus DNA into the host cell's DNA forms what structure?

Provirus Signup and view all the answers

How are enveloped animal viruses typically released from the host cell?

By budding Signup and view all the answers

Why can animal virus RNA not directly incorporate into the host cell's DNA?

RNA structure is unsuitable for DNA incorporation Signup and view all the answers

What is the common symptom associated with Adenoviridae infections?

Respiratory infections Signup and view all the answers

Which family of RNA viruses is responsible for causing HIV/AIDS?

Retroviridae Signup and view all the answers

What is the primary disease caused by Poxviridae infections?

Smallpox Signup and view all the answers

Which virus family is associated with causing Cold Sores, Chickenpox, and Shingles?

Herpesviridae Signup and view all the answers

In what way do oncoviruses contribute to cancer development?

Induce tumors by integrating DNA into host cells Signup and view all the answers

Which of the following is a characteristic of Latent Viral Infections?

Hidden, inactive infection Signup and view all the answers

What is the result of the release of new virions in the bacterial host cell?

Lysis or rupture of the host cell Signup and view all the answers

Which term describes when phage DNA integrates and remains dormant in a host cell?

Lysogeny Signup and view all the answers

What is the main characteristic of lysogeny that alters the host cell's behavior?

Transformation inducing cancer-causing gene expression Signup and view all the answers

In the lysogenic cycle, what happens when the host cell replicates?

Replication of the prophage without phage particle production Signup and view all the answers

What is the primary outcome of a latent viral infection in a host cell?

Expression of cancer-causing genes Signup and view all the answers

What is the purpose of forming plaques in bacteriophage growth?

To indicate the presence of a single virus particle Signup and view all the answers

Which of the following statements about viral taxonomy is incorrect?

Viral strains are classified as subspecies within a species Signup and view all the answers

What is the primary method used for identifying viruses?

Serological tests Signup and view all the answers

Which of the following statements accurately describes viral multiplication?

Viruses must invade a living host cell and hijack its metabolic machinery Signup and view all the answers

Which of the following statements is true regarding the growth of bacteriophages?

Bacteriophages can multiply through both lytic and lysogenic cycles Signup and view all the answers

Which of the following techniques is not used for growing animal viruses?

Growing in bacterial cells Signup and view all the answers

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