Unit Plan
Cold Spring Harbor Laboratory

Dna From the Beginning: Sex Linked Hemophilia in the Royal Romanov Family

For Students 9th - 10th
An animated pedigree clearly explains the way hemophilia was inherited in the Romanov family. Interpreting pedigrees and sex-linked crosses should be much easier to understand after going through this tutorial.
Unit Plan
CK-12 Foundation

Ck 12: Episd: Mendelian Inheritance in Humans

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] While studying genetics, students will investigate sex-linked genes and what inherited diseases are associated with the genes. Students will also explore pedigree...
Unit Plan
Cold Spring Harbor Laboratory

Dna From the Beginning: Chromosomes Carry Genes

For Students 9th - 10th
Thomas Hunt Morgan will explain the research he did to determine that some traits are linked to the sex of an individual.
Handout
McGraw Hill

The Mc Graw Hill Companies, Inc.: Genetics

For Students 9th - 10th
The basic principles of genetics are in this effective site. Gender determination, recessive traits, and the Punnet Square are the topics examined. There is also a Punnet Square practice exercise to assess your comprehension of the...
Activity
University of Arizona

University of Arizona: Sex Linked Inheritance

For Students 9th - 10th
This site from the University of Arizona provides great information on a sex-linked inheritance problem set. This is a very good site to practice what you know about sex-linked problems. Each link is a problem.
Activity
University of Arizona

University of Arizona: Sex Linked Inheritance Set 2

For Students 9th - 10th
This site, provided by The University of Arizona, gives a good set of genetics problems that involve sex-linked genes. Great to review what you know! Links are provided to access the various subjects covered in this problem set.
Handout
Estrella Mountain Community College

Estrella Mountain Community College: Gene Interactions

For Students 9th - 10th
This resource provides extensive information about genetic interactions.
Handout
Other

North Dakota State Univ.: Detecting and Measuring Linkage

For Students 9th - 10th
A good site to establish what is meant by gene linkage and sex-linkage.
Handout
National Health Museum

Access Excellence: Sex Linked Inheritance: Drosophila

For Students 9th - 10th
Here are graphics illustrating an experiment with drosophila fruitflies. Sex-linked inheritance is demonstrated here using eye color alleles on X chromosomes. Site by Access Excellence.
Unit Plan
CK-12 Foundation

Ck 12: Biology: Genetic Linkage

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Discusses linked genes and why some characteristics are inherited together.