Go to the following website and complete the activity. Answer the following questions on a sheet of paper to be handed in.

http://www.hhmi.org/biointeractive/gendertest/gendertest.html

1. What are four ways that gender may be categorized in humans? Give a brief description of each.

2. What are the results of Jane Doe’s physical? Is Jane male or female?

3. What is a karyotype?

4. What are the results of Jane Doe’s karyotype? Is Jane male or female?

5. What region/gene of the ‘Y’ chromosome signals the testes to produce male hormones?

6. What two hormones do the testes produce and what is the function of each?

7. What is a “polymerase chain reaction” used for?

8. Does Jane have a functional SRY gene? Is Jane male or female?

9. Does Jane ‘qualify’ or ‘disqualify’ for the United Earth Games?

10. What does CAIS stand for? Describe the condition.

11. Does Jane produce testosterone? What do her cells do with it?

12. Does Jane have testes? Does she have a uterus?

13. What gene may CAIS be linked to? As a result, what gender would you expect it to affect more?

14. What gender does it affect (phenotypically) and why?

15. Should Jane be allowed to compete? Why or why not?