Genetic Disorders Worksheet printable pdf download

Genetic Disorders Worksheet

Name ____________________________________

Date _______________!

Section 8-2 notes guide: “Genetic Disorders”

1. Recessive genetic disorders result in the _______________ of a recessive genetic !

gene.!

2. Many recessive gene disorders are rare (True?/False?)!

3. List two examples of a genetic disorder:!

a) _________________________

b) __________________________!

(--common in Caucasian Americans)

(--common in African-Americans)!

4. What are “sex-linked” traits? !

5. Sex chromosomes are “X “and “Y”. !

---- What is the sex genotype for females? ________ boys? ___________ !

---- Many sex-linked traits are carried on the ______ chromosome.!

6. Females have two “X” chromosomes. One is used as a ____________________ in!

case the other becomes ____________________. !

7. The gene for certain sex-linked disorders such as are carried on the “Y” !

chromosome (True?, False?). --if false, tell what gene it is carried on: _________!

8. Why are men more likely to have a sex-linked disorder than women?!

9. List and describe two examples of a “sex-linked” disorder:!

a) ____________________------!

b) ____________________------ !

10. A __________________ is a tool for tracing a trait through generations of a family.!

It is used to _______________________________________________________!

__________________________________________.!

Genetic Disorders Worksheet