Assignment -

Read Chapter 1 in Human Biology 15th Edition by Mader and Windelspecht.

Answer the following questions: Chapter 1 Written Assignment

1. Read the Case Study at the beginning of chapter. What makes Enceladus and Europa unique? Why are scientists so interested in them?

2. What are the levels of organization within the biosphere beginning with atoms? Which of these levels is the smallest unit of structure and function of life?

3. What is the difference between a population, an ecosystem and a community?

4. What are five characteristics that all living organisms share?

5. Differentiate between evolution, natural selection and adaptation.

6. What are the three domains of life? Which of these are humans a part of?

7. What are the four kingdoms within the domain eukarya? Which of these are humans a part of?

8. What are three ways that characteristics that are unique to humans? Which of these do you consider to be the most significant and why?

9. In what ways to humans depend on the biosphere?

10. Why is the scientific method so important to the field of science?

11. Describe a hypothesis and how a hypothesis is generated.

12. What is the relationship between the independent or experimental variable and dependent or responding variable in an experiment? Give an example to demonstrate this relationship.

13. Why is it important to have a control group in a scientific experiment?

14. How is a conclusion different from a scientific theory?

15. What was unique with regard to Dr. Marshall and his method of testing his hypothesis about the cause of ulcers?

16. Give one pro and one con to using scientific journals as sources of information.

17. What is the significance when analyzing statistics of the "standard error"?

18. What are three challenges currently facing science? Give a brief description regarding each of these.

Attachment:- Chapter.rar