(sabkÉnËtrÓktÉ) , ((American) sabËkontraktÉr) noun. a person who undertakes work for a contractor and is therefore not directly employed by the person who wants such work done. The building contractor has employed several subcontractors to build the block of flats.
Furthermore, three unrelated fragile X patients were found with a C-to-T point mutation at the 14th nucleotide in intron 10 with normal length CGGÂ·CCG repeats (Fig. 1F) (42). Clearly, these point mutations are sufficient for the development of the fragile X syndrome.
Fragile X is Inherited. A mother who carries Fragile X has a 50% chance of passing the mutated gene to each of her children. Her children will either be carriers or they will be have Fragile X syndrome. Carrier men will pass the premutation to all their daughters but none of their sons.