Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

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Definition Definition Organism that lives in the body of another organism and obtains food at the expense of the host. A parasite can directly or indirect harm the host. There are two kinds of parasites: internal and external. An internal parasite lives inside another organism and is known as an endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite. Protozoa and helminths are examples of major human parasites.

Chapter 24.L1, Problem 17MCQ

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Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

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Definition Definition Organism that lives in the body of another organism and obtains food at the expense of the host. A parasite can directly or indirect harm the host. There are two kinds of parasites: internal and external. An internal parasite lives inside another organism and is known as an endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite. Protozoa and helminths are examples of major human parasites.

Chapter 24.L1, Problem 17MCQ

Summary Introduction

Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

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Answer 3

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Definition Definition Organism that lives in the body of another organism and obtains food at the expense of the host. A parasite can directly or indirect harm the host. There are two kinds of parasites: internal and external. An internal parasite lives inside another organism and is known as an endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite. Protozoa and helminths are examples of major human parasites.

Chapter 24.L1, Problem 17MCQ

Summary Introduction

Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

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Answer 4

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Definition Definition Organism that lives in the body of another organism and obtains food at the expense of the host. A parasite can directly or indirect harm the host. There are two kinds of parasites: internal and external. An internal parasite lives inside another organism and is known as an endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite. Protozoa and helminths are examples of major human parasites.

Chapter 24.L1, Problem 17MCQ

Summary Introduction

Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

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Answer 5

Chapter 24.L1, Problem 17MCQ

Summary Introduction

Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

Answer 6

Chapter 24.L1, Problem 17MCQ

Summary Introduction

Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

Answer 7

Chapter 24.L1, Problem 17MCQ

Summary Introduction

Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

Answer 8

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Answer 11

Ch. 24.1 - Prob. 1ELO Ch. 24.1 - Prob. 2ELO Ch. 24.1 - Explain how viral structure is related to viral...Ch. 24.1 - Discuss the structures found in a typical virus.Ch. 24.1 - Differentiate among lytic infection, latent...Ch. 24.1 - Relate the importance of structure to viral...Ch. 24.1 - What accounts for the affinity of viruses for...Ch. 24.1 - What accounts for the symptoms of viral diseases?Ch. 24.1 - In what ways can people carry viruses?Ch. 24.2 - Prob. 4ELO

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

Solution Summary: The author explains that viruses are intracellular parasites that infect and invade host cells to complete their multiplication cycles.

Concept explainers

Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

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Chapter 24 Solutions

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

Solution Summary: The author explains that viruses are intracellular parasites that infect and invade host cells to complete their multiplication cycles.

Concept explainers

Introduction: Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.

Want to see the full answer?

Chapter 24 Solutions

Introduction:

Viruses are obligate intracellular parasites that infect and invade host cells to complete their multiplication cycles. Many viruses infect humans and cause mild to fatal diseases.