Testpage3

The following is a list of genetic disorders and their origins. Beside most disorders is a code that indicates the type of fertilization and the chromosome involved.


 * P - Point mutation, or any insertion/deletion entirely inside one gene
 * D - Deletion of a gene or genes
 * C - Whole chromosome extra, missing, or both - see chromosomal aberrations
 * T - Trinucleotide repeat disorders - gene is extended in length