Information organized into 16 chapters arranged by anatomical or physiological systems. Currently summarizes more than 80 genetic disorders.

"The National Library of Medicine's website for consumer information about genetic conditions and the genes or chromosomes responsible for those conditions."

Tutorials for genetic basics, DNA to protein, heredity, and cell function. Also has information on genetic technology, a virtual lab and the latest genetics news. From the University of Utah.

NCBI creates public databases, conducts research in computational biology, develops software tools for analyzing genome data, and disseminates biomedical information.

OMIM is a comprehensive, authoritative, and timely compendium of human genes and genetic phenotypes.

Search by organism, by topic, or search the Human Genome Project. From the U.S. Dept. of Energy Office of Science, Oak Ridge National Laboratory.