The main types of cells and proteins of the immune system. Introduction: The immune system consists of different types of cells and specific proteins in the blood. It works to defend the body from external and internal threats. Such threats include injury from trauma as well aspathogens, such as bacteria, virus, fungi , and parasites. Immunity can be innate or adaptive, depending upon the specificity for pathogens.

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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 20.2, Problem 4QC

Summary Introduction

To review:

The main types of cells and proteins of the immune system.

Introduction:

The immune system consists of different types of cells and specific proteins in the blood. It works to defend the body from external and internal threats. Such threats include injury from trauma as well aspathogens, such as bacteria, virus, fungi, and parasites. Immunity can be innate or adaptive, depending upon the specificity for pathogens.

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Which of the following best describes why it is difficult to develop antiviral drugs? Explain why. A. antiviral drugs are very difficult to develop andhave no side effects B. viruses are difficult to target because they usethe host cell’s enzymes and ribosomes tometabolize and replicate C. viruses are too small to be targeted by drugs D. viral infections usually clear up on their ownwith no problems

This question has 3 parts (A, B, & C), and is under the subject of Nutrition. Thank you!

They got this question wrong the 2 previous times I uploaded it here, please make sure it's correvct this time.

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 20.2, Problem 4QC

Summary Introduction

To review:

The main types of cells and proteins of the immune system.

Introduction:

The immune system consists of different types of cells and specific proteins in the blood. It works to defend the body from external and internal threats. Such threats include injury from trauma as well aspathogens, such as bacteria, virus, fungi, and parasites. Immunity can be innate or adaptive, depending upon the specificity for pathogens.

Expert Solution & Answer

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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 20.2, Problem 4QC

Summary Introduction

To review:

The main types of cells and proteins of the immune system.

Introduction:

The immune system consists of different types of cells and specific proteins in the blood. It works to defend the body from external and internal threats. Such threats include injury from trauma as well aspathogens, such as bacteria, virus, fungi, and parasites. Immunity can be innate or adaptive, depending upon the specificity for pathogens.

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 20.2, Problem 4QC

Summary Introduction