[Free Registration/Login may be required to access all resource tools.] Some human genetic disorders are also X-linked or Y-linked, which means the faulty gene is carried on these sex chromosomes. Other genetic disorders are carried on...

Provides an overview of the field of human genetics, how it began with Mendel's work, some basic genetic principles, how genetic disorders are transmitted, and how physical characteristics are inherited.

Click on "Cystic Fibrosis (CF) to learn about this is a disorder that affects respiration and digestion. This article explains causes, inheritance, symptoms, diagnosis, and treatment.

Read about the findings from the scientific group from the National Center for Human Genome Research, which published a modification to traditional karyotyping that permits rapid identification of chromosomal alterations.

Read a discussion with Francis S. Collins, director of the Human Genome Project, who touches on the role that faith plays in his profession. Collins discusses the Human Genome Project and its goals and results, genetic disorders, and the...

This article on phenylketonuria is organized into several sections including, "Clinical Description," "Molecular Geneticsm" amedicalnd "Population Genetics." Read about how this genetic disease affects the human body and how doctors...

[Free Registration/Login may be required to access all resource tools.] Gene therapy is the insertion of genes into a person's cells to cure a genetic disorder. Could gene therapy be the cure for AIDS? No, AIDS is caused by a virus. Gene...

Teacher resource page provides links to additional teacher materials, the six units, student worksheets and templates that can be used as teachers and students work through the DNA Interactive site.

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Explore the facts on Cystic Fibrosis through this interactive and engaging site.