1. Cystic fibrosis affets...

A)respiratory and reproductive systems
B)nervous system
C)digestive system
D)B & C

2. Huntington's disease begins between the ages of...

A)birth-10
B)30-35
C)20-30
D)50+

3. Which famous member of Europe's royal family was a carrier of hemophilia?

A)Princess Diana
B)Prince Edward
C)Queen Victoria
D)Queen Ellizabeth II

4. In sickle-cell anemia, the red blood cells...

A)turn white
B)shrink
C)become hard and sticky
D)A & C

5. What can cause skin cancer?

A)eating too much chocolate
B)ultraviolet radiation from the sun
C)eating genetically engineered tomatoes
D)dry skin

6. What is Huntington's disease?

A)the inability of the body to clot blood
B)a breakdown of the nervous system
C)a hereditary brain disease
D)body temperature that is lower than normal

7. Cancer is found...

A)only in humans
B)in humans, plants, and animals
C)in humans and animals
D)in humans and dogs

8. What is hemoglobin?

A)a type of cell
B)another word for hemophilia
C)a substance in red blood cells that carries oxygen inside the cells
D)none of the above

9. In cystic fibrosis, the glands which produce________ do not work properly.

A)mucus
B)saliva
C)intestinal fluid
D)all of the above

10. In which year did scientists find the gene that causes Huntington's diseases?

A)1993
B)1994
C)1989
D)1970