Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 3 of 3 for Mental "retardation," "X-linked" 1
  1. Learning about Fragile X Syndrome From the National Institutes of Health (National Human Genome Research Institute)  
    Fragile X syndrome is an inherited intellectual disability caused by a mutation in the FMR1 gene. ... Fragile X Syndrome/Start Here ... Fragile X Syndrome ... National ...
  2. Mucopolysaccharidoses From the National Institutes of Health (National Institute of Neurological Disorders and Stroke)  
    Carbohydrate Metabolism Disorders/Specifics ... Carbohydrate Metabolism Disorders ... National Institute of Neurological Disorders and Stroke ... From the National Institutes ...
  3. Talking Glossary of Genetic Terms From the National Institutes of Health (National Human Genome Research Institute)  
    Birth Defects/Reference Desk ... Birth Defects ... Genes and Gene Therapy/Reference Desk ... Genes and Gene Therapy ... Genetic Disorders/Reference Desk ... Genetic Disorders ... Genetic ...