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| Description: TABLE 4.2 Some X-Linked Recessive Traits Trait Adrenoleukodystroph y Color blindness Green blindness Red blindness Fabry disease Glucose-6-phosphate dehydrogenase deficiency Hemophilia A Hemophilia B Ichthyosis Lesch-Nyhan syndrome Muscular dystrophy Phenotype Atrophy of adrenal glands; mental deterioration; death I to 5 years after onset Insensitivity to green light; 60 to 75% of color—blindness cases Insensitivity to red light; 25 to 40% of color-blindness cases Metabolic defect caused by lack of enzyme alpha— galactosidase A; progressive cardiac and renal problems; early death Benign condition that can produce severe, even fatal, anemia in presence of certain foods, drugs Inability to form blood clots; caused by lack of clotting factor VIII ”Christmas disease"; clotting defect caused by lack of factor IX Skin disorder causing large, dark scales on extremities, trunk Metabolic defect caused by lack of enzyme hypoxanthine-guanine phosphoribosyl transferase (HGPRT); causes mental retardation, self—mutilation, early death Duchenne—type, progressive; fatal condition accompanied by muscle wasting MIM Number Picture Stats: Views: 204 Filesize: 363.36kB Height: 1313 Width: 1500 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=44160 |