Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

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Chapter 17, Problem 2TYU

Summary Introduction

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

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To infect their specific host cells, viruses go through these chronological steps EXCEPT a. Release of progeny viruses b. Absorption and penetration of the viral particles c. Uncoating of the nucleic acid of the viral particles d. Synthesis and assembly of viral particle components

Which of the following statements seemingly refute the fact that viruses are nonliving? A.They reproduce themselves only inside a host cell. B. They contain no enzymes. C. They can change over time, with the emergence of new strains. D. They cause diseases similar to those caused by bacteria. E. They are composed of protein and nucleic acid.

Which of the following is true? A. Viruses cannot reproduce outside a host cell. B. Prions are infectious proteins. C. Viroids lack a protein coat. D. Some viruses cause cancer. E. All of the above.

Answer 2

Question

Chapter 17, Problem 2TYU

Summary Introduction

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

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Answer 3

Question

Chapter 17, Problem 2TYU

Summary Introduction

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

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Answer 4

Question

Chapter 17, Problem 2TYU

Summary Introduction

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

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Answer 5

Chapter 17, Problem 2TYU

Summary Introduction

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

Answer 6

Chapter 17, Problem 2TYU

Summary Introduction

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

Answer 7

Chapter 17, Problem 2TYU

Summary Introduction

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

Answer 8

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Answer 11

Ch. 17.1 - Compare the structures of tobacco mosaic virus and...Ch. 17.1 - Prob. 2CC Ch. 17.2 - Compare the effect on the host cell of a ly1ic...Ch. 17.2 - MAKE CONNECTIONS The RNA virus in Figure 17.7 has...Ch. 17.2 - Why is HIV called a retrovirus?Ch. 17.2 - MAKE CONNECTIONS Compare the CRISPR system to the...Ch. 17.3 - Describe two ways in which a preexisting virus...Ch. 17.3 - Contrast horizontal and vertical transmission of...Ch. 17.3 - Prob. 3CC Ch. 17 - which of me following characteristics. structures....

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

Solution Summary: The author explains that the high rate of emergence of viruses depends on many factors. Mutations and spreading of existing viruses to the host are the biggest factors for the emerging viruses.

Concept explainers

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

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Chapter 17 Solutions

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

Solution Summary: The author explains that the high rate of emergence of viruses depends on many factors. Mutations and spreading of existing viruses to the host are the biggest factors for the emerging viruses.

Concept explainers

Introduction: Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.

Want to see the full answer?

Chapter 17 Solutions

Introduction:

Viruses are such micro-organisms that depend on the host cells for their duplication as they lack the machinery for replication. They integrate their genome with the host cell genome. Thereby they replicate with the help of host cell machinery.