One mutation in a single gene, as straightforward as it may sound, can cause a broad range of symptoms and severity among those who carry it. This is the case for fragile X syndrome (FXS), the most common hereditary form of intellectual disability.
One mutation in a single gene, as straightforward as it may sound, can cause a broad range of symptoms and severity among those who carry it. This is the case for fragile X syndrome (FXS), the most common hereditary form of intellectual disability.