The two characteristics of STDs that make it nearly impossible to completely eliminate these diseases. Introduction: Sexually transmitted diseases (STD) are infections that are passed from one person to another through sexual contact. The causes of STD are bacteria, viruses, parasites etc. Approximately 20 different infections are known to be transmitted through sexual contact. Once the person is infected by any sexually transmitted infection, she or he can spread the infection to other people through oral, vaginal, or anal sex, even if he or she has no symptoms.

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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 15, Problem 7SA

Summary Introduction

To analyze:

The two characteristics of STDs that make it nearly impossible to completely eliminate these diseases.

Introduction:

Sexually transmitted diseases (STD) are infections that are passed from one person to another through sexual contact. The causes of STD are bacteria, viruses, parasites etc. Approximately 20 different infections are known to be transmitted through sexual contact. Once the person is infected by any sexually transmitted infection, she or he can spread the infection to other people through oral, vaginal, or anal sex, even if he or she has no symptoms.

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*Example 2: Tracing the path of an autosomal dominant trait Trait: Neurofibromatosis Forms of the trait: The dominant form is neurofibromatosis, caused by the production of an abnormal form of the protein neurofibromin. Affected individuals show spots of abnormal skin pigmentation and non-cancerous tumors that can interfere with the nervous system and cause blindness. Some tumors can convert to a cancerous form. i The recessive form is a normal protein - in other words, no neurofibromatosis.moovi A typical pedigree for a family that carries neurofibromatosis is shown below. Note that carriers are not indicated with half-colored shapes in this chart. Use the letter "N" to indicate the dominant neurofibromatosis allele, and the letter "n" for the normal allele. Nn nn nn 2 nn Nn A 3 N-

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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 15, Problem 7SA

Summary Introduction

To analyze:

The two characteristics of STDs that make it nearly impossible to completely eliminate these diseases.

Introduction:

Sexually transmitted diseases (STD) are infections that are passed from one person to another through sexual contact. The causes of STD are bacteria, viruses, parasites etc. Approximately 20 different infections are known to be transmitted through sexual contact. Once the person is infected by any sexually transmitted infection, she or he can spread the infection to other people through oral, vaginal, or anal sex, even if he or she has no symptoms.

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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 15, Problem 7SA

Summary Introduction

To analyze:

The two characteristics of STDs that make it nearly impossible to completely eliminate these diseases.

Introduction:

Sexually transmitted diseases (STD) are infections that are passed from one person to another through sexual contact. The causes of STD are bacteria, viruses, parasites etc. Approximately 20 different infections are known to be transmitted through sexual contact. Once the person is infected by any sexually transmitted infection, she or he can spread the infection to other people through oral, vaginal, or anal sex, even if he or she has no symptoms.

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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 15, Problem 7SA

Summary Introduction