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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The drugs used against HIV in AIDS therapy are not effective against the flu because a. HIV is an RNA virus and influenza is a DNA virus. b. HIV is a DNA virus and influenza is an RNA virus. c. the two viruses have different-sized genomes. d. the proteins targeted by HIV drugs are not found in influenza.

Which of the following is a reason that scientists do not classify viruses as living things? A. They must infect a host because they cannot reproduce on their own. B. They contain DNA, like all living organisms. C. The experience evolution through natural selection. D. They replicate themselves and reproduce

Which of the following does NOT inititiate DNA synthesis? a. a single-stranded DNA virus. b. a (-) single stranded RNA virus c. a (+) single stranded RNA virus d. a double-stranded DNA virus (Poxviridae) e. Both (-) and (+) single-stranded RNA viruses

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.