Name: ______________________________

Karyotyping Activity Lab Sheet

1. Open "Internet Explorer."
2. Go to the following web address:
   http://www.biology.arizona.edu/human_bio/activities/karyotyping/karyotyping.html
3. Carefully read the introduction.
4. When you are done reading, click on the button at the bottom of the page labeled "Patient Histories."
5. Carefully read this page making some very brief notes about the three patients' cases in the table below:
   
   

Patient A

Patient B

Patient C

6. Next, click on the button at the bottom of the page labeled "Patient A."
7. Complete Patient A's karyotype as instructed.
8. When it is completed, carefully read the page entitled "Patient A's Karyotype" and answer the questions in the space below:
   
   A1: What notation would you use to characterize Patient A's karyotype?
   
   
   A2: What diagnosis would you give Patient A?
   
   
   
9. Next, click on the button at the bottom of the page labeled "Patient B."
10. Complete Patient B's karyotype as instructed.
11. When it is completed, answer the questions on the page called "Patient B's Karyotype" in the space below:
    
    B1: What notation would you use to characterize Patient B's karyotype?
    
    
    B2: What diagnosis would you give Patient B?
    
    
    
12. Next, click on the button at the bottom of the page labeled "Patient C."
13. Complete Patient C's karyotype as instructed.
    
    
14. When it is completed, answer the questions on the page called "Patient B's Karyotype" in the space below:
    
    C1: What notation would you use to characterize Patient C's karyotype?
    
    
    C2: What diagnosis would you give patient C?

A Couple of Extra Questions

1. What are the advantages of being able to see pictures of people's chromosomes? (Even those of unborn babies.)
   
   
   
   
   
   
   
   
   
   
   
   
2. What are the disadvantages of this type of technology?