The infectious disease also called as communicable disease or transmissible disease and the illness is caused from an infection. The infection is caused by infectious agents including prions, bacteria, viroids, virus, pinworms such as mites, fleas, ticks and nematodes such as parasitic roundworms. It is also caused by other macrophages such as helminths and tapeworm.

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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 29.7, Problem 1MQ

Summary Introduction

The infectious disease also called as communicable disease or transmissible disease and the illness is caused from an infection. The infection is caused by infectious agents including prions, bacteria, viroids, virus, pinworms such as mites, fleas, ticks and nematodes such as parasitic roundworms. It is also caused by other macrophages such as helminths and tapeworm.

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List three factors that contribute to the emergence of infectious diseases.

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Match the following examples to the appropriate type of symbiosis. - A microbe that lives inside the large intestine of a human, getting food from its host and protecting the host from disease a) Not a symbiosis b)parasitism c)commensalism d) mutualism -An insect that builds protected nests in trees, but does not help or damage the tree a) Not a symbiosis b)parasitism c)commensalism d) mutualism -A lamprey that attaches to other fish and sucks their blood throughout their life a) Not a symbiosis b)parasitism c)commensalism d) mutualism - A robin that eats worms out of the ground a) Not a symbiosis b)parasitism c)commensalism d) mutualism

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 29.7, Problem 1MQ

Summary Introduction

The infectious disease also called as communicable disease or transmissible disease and the illness is caused from an infection. The infection is caused by infectious agents including prions, bacteria, viroids, virus, pinworms such as mites, fleas, ticks and nematodes such as parasitic roundworms. It is also caused by other macrophages such as helminths and tapeworm.

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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 29.7, Problem 1MQ

Summary Introduction

The infectious disease also called as communicable disease or transmissible disease and the illness is caused from an infection. The infection is caused by infectious agents including prions, bacteria, viroids, virus, pinworms such as mites, fleas, ticks and nematodes such as parasitic roundworms. It is also caused by other macrophages such as helminths and tapeworm.

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Check out a sample textbook solution

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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 29.7, Problem 1MQ

Summary Introduction