Ch 18: Relationship Between Biology & Human Welfare

About This Chapter

In this overview of the relationship between biology and human welfare, learn about animal husbandry, the impact of pathogens, causes of cancer, HIV, substance abuse, and more. These brief and engaging lessons are helpful to individuals who are getting ready for an exam.

Relationship Between Biology & Human Welfare - Chapter Summary

This chapter includes lessons on the relationship between biology and human welfare. There are discussions covering how pathogens impact biological communities, cancer formation, adaptive immunity, and tissue culture in crop improvement. You'll also review the hazards of drug abuse to both the individual and society. After completing the chapter, you should be prepared to:

  • Discuss the uses of applied biology in animal husbandry
  • Explain how a virus can impact the health of an entire community
  • List treatments, such as antivirals and antibiotics, used to control pathogens
  • Explore the cause and progression of cancer
  • Detail the differences between HIV and AIDS
  • Examine factors that predispose adolescents to substance abuse
  • Describe how the immune system defends our body against pathogens
  • Discuss how plant breeding is used to enhance food production

These brief lessons help you easily understand the topics presented, and our expert instructors provide plenty of examples. You can review all the lessons in order, or just look at the ones that cover the topics you need to review. A brief multiple-choice quiz is available for each lesson to test your knowledge, and the quizzes have links back to specific topics for further review.

9 Lessons in Chapter 18: Relationship Between Biology & Human Welfare
Test your knowledge with a 30-question chapter practice test
Impact of Pathogens on Biological Communities

1. Impact of Pathogens on Biological Communities

Have you ever thought about how something like a tiny virus can impact whatever organism it infects? And have you thought about how that will affect the health of an entire community? This lesson explores these topics.

Medical Treatments to Control Pathogens

2. Medical Treatments to Control Pathogens

This lesson covers the different categories of medical treatments to control pathogens. We'll look at mechanisms of actions and examples of antibiotics, antivirals and antifungals, as well as the infections they're commonly used to treat.

What Causes Cancer?

3. What Causes Cancer?

This lesson will discuss a model of cancer formation as well as some things that can cause cancer. You'll learn about initiation, promotion, and progression as well as what occurs during each step.

HIV vs. AIDS

4. HIV vs. AIDS

This lesson will explain the differences between HIV and AIDS. We will review differences in what these diseases are, their symptoms, and the ability to treat each.

Adolescents & the Risk of Substance Abuse

5. Adolescents & the Risk of Substance Abuse

In this lesson, you'll learn about many of the key factors that predispose adolescents to substance abuse, including things that may be going on at home or in school.

Personal & Social Dangers of Drug Abuse

6. Personal & Social Dangers of Drug Abuse

In this lesson, you're going to learn about the many unfortunate personal and social dangers that drug abuse poses, including those that can harm society at large.

What Is the Immune System? - Our Body's Defense Against Pathogens

7. What Is the Immune System? - Our Body's Defense Against Pathogens

In this lesson, you will be introduced to the immune system. You'll learn about the innate and adaptive immune system, Edward Jenner, haptens and immune tolerance.

What is Immunity? - Definition & Types

8. What is Immunity? - Definition & Types

This lesson will introduce immunity and define what immunity is and what it does. The lesson will also identify the different types of immunity and what they involve.

Plant Breeding in Food Production: Definition, Methods & Examples

9. Plant Breeding in Food Production: Definition, Methods & Examples

In this lesson we'll learn about the techniques scientists use in plant breeding to benefit food production. By the end of the lesson, you'll be able to explain how scientists do this and give examples of food sources produced in these ways.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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