The type of relationship between the host and a parasite is parasitic or mutualistic. Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

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Answer 1

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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 13, Problem 9PDT

(a)

Summary Introduction

To determine: The type of relationship between the host and a parasite is parasitic or mutualistic.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(b)

Summary Introduction

To determine: The route of evolutionary change.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(c)

Summary Introduction

To determine: The evolutionary change in host, symbiont, or both during the change from one interaction to another.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represents a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

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Answer 2

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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 13, Problem 9PDT

(a)

Summary Introduction

To determine: The type of relationship between the host and a parasite is parasitic or mutualistic.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(b)

Summary Introduction

To determine: The route of evolutionary change.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(c)

Summary Introduction

To determine: The evolutionary change in host, symbiont, or both during the change from one interaction to another.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represents a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

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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 13, Problem 9PDT

(a)

Summary Introduction

To determine: The type of relationship between the host and a parasite is parasitic or mutualistic.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(b)

Summary Introduction

To determine: The route of evolutionary change.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(c)

Summary Introduction

To determine: The evolutionary change in host, symbiont, or both during the change from one interaction to another.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represents a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

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Answer 4

Question

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 13, Problem 9PDT

(a)

Summary Introduction

To determine: The type of relationship between the host and a parasite is parasitic or mutualistic.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(b)

Summary Introduction

To determine: The route of evolutionary change.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(c)

Summary Introduction

To determine: The evolutionary change in host, symbiont, or both during the change from one interaction to another.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represents a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

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Answer 5

Chapter 13, Problem 9PDT

(a)

Summary Introduction

To determine: The type of relationship between the host and a parasite is parasitic or mutualistic.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(b)

Summary Introduction

To determine: The route of evolutionary change.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

(c)

Summary Introduction

To determine: The evolutionary change in host, symbiont, or both during the change from one interaction to another.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represents a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

Answer 6

Chapter 13, Problem 9PDT

(a)

Summary Introduction

To determine: The type of relationship between the host and a parasite is parasitic or mutualistic.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

Answer 7

Chapter 13, Problem 9PDT

(a)

Summary Introduction

To determine: The type of relationship between the host and a parasite is parasitic or mutualistic.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

Answer 8

(b)

Summary Introduction

To determine: The route of evolutionary change.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

Answer 9

(b)

Summary Introduction

To determine: The route of evolutionary change.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represent a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

Answer 10

(c)

Summary Introduction

To determine: The evolutionary change in host, symbiont, or both during the change from one interaction to another.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represents a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

Answer 11

(c)

Summary Introduction

To determine: The evolutionary change in host, symbiont, or both during the change from one interaction to another.

Introduction: Parasite is an organism which lives on the surface or inside the body of another organism. It derives nutrition from the host for their survival and daily requirements. Sometimes, the parasites and host represents a mutual or symbiotic relationship. In symbiotic relationship, both the species are benefitted by the product of an individual species.

Answer 12

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Answer 13

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Answer 14

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Answer 15

Ch. 13 - Prob. 1PDT Ch. 13 - Prob. 2PDT Ch. 13 - Prob. 3PDT Ch. 13 - Prob. 4PDT Ch. 13 - Prob. 5PDT Ch. 13 - Prob. 6PDT Ch. 13 - Prob. 7PDT Ch. 13 - Prob. 8PDT Ch. 13 - Prob. 9PDT

Solution Summary: The author explains that parasites and host represent a mutual or symbiotic relationship, whereby both species are benefitted by the product of an individual species.

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