Water that is supplied for domestic and industrial purposes is sometimes contaminated with some of the persistent species of microbes that cannot be eliminated by regular water treatment methods. The micro-organisms that are transmitted from contaminated water are called water-borne diseases. Some examples of water-borne diseases are cholera, typhoid, gastrointestinal infections and so on.

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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 32.1, Problem 2MQ

Summary Introduction

Water that is supplied for domestic and industrial purposes is sometimes contaminated with some of the persistent species of microbes that cannot be eliminated by regular water treatment methods. The micro-organisms that are transmitted from contaminated water are called water-borne diseases. Some examples of water-borne diseases are cholera, typhoid, gastrointestinal infections and so on.

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Ch.23 How is Salmonella able to cross from the intestines into the blood? A. it is so small that it can squeeze between intestinal cells B. it secretes a toxin that induces its uptake into intestinal epithelial cells C. it secretes enzymes that create perforations in the intestine D. it can get into the blood only if the bacteria are deposited directly there, that is, through a puncture — Which virus is associated with liver cancer? A. hepatitis A B. hepatitis B C. hepatitis C D. both hepatitis B and C — explain your answer thoroughly

Ch.21 What causes patients infected with the yellow fever virus to turn yellow (jaundice)? A. low blood pressure and anemia B. excess leukocytes C. alteration of skin pigments D. liver damage in final stage of disease — What is the advantage for malarial parasites to grow and replicate in red blood cells? A. able to spread quickly B. able to avoid immune detection C. low oxygen environment for growth D. cooler area of the body for growth — Which microbe does not live part of its lifecycle outside humans? A. Toxoplasma gondii B. Cytomegalovirus C. Francisella tularensis D. Plasmodium falciparum — explain your answer thoroughly

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Answer 2

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 32.1, Problem 2MQ

Summary Introduction

Water that is supplied for domestic and industrial purposes is sometimes contaminated with some of the persistent species of microbes that cannot be eliminated by regular water treatment methods. The micro-organisms that are transmitted from contaminated water are called water-borne diseases. Some examples of water-borne diseases are cholera, typhoid, gastrointestinal infections and so on.

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Check out a sample textbook solution

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Answer 3

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 32.1, Problem 2MQ

Summary Introduction

Water that is supplied for domestic and industrial purposes is sometimes contaminated with some of the persistent species of microbes that cannot be eliminated by regular water treatment methods. The micro-organisms that are transmitted from contaminated water are called water-borne diseases. Some examples of water-borne diseases are cholera, typhoid, gastrointestinal infections and so on.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

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 32.1, Problem 2MQ

Summary Introduction