Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. Genetics Home Reference: A Guide to Understanding Genetic Conditions This National Library of Medicine site provides "consumer information about genetic conditions and the genes responsible for those conditions." A searchable and browsable directory includes FAQs and links to related resources about specific genes and conditions. The site also offers a basic explanation of how genes work; a glossary; and information about genetic testing, gene therapy, and the Human Genome Project. http://ghr.nlm.nih.gov/ Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *