Twin studies are an often used method to study human heritability. The notion of concordance allows to distinguish between genetic and environmental influences on a trait. Read more here.
One way to study human inheritance often used by geneticists, is to analyze pedigrees. Through such analysis, several types of traits can be identified.
Primary carnitine deficiency is an inherited condition that is characterized by the body’s reduced ability to convert fats into energy. Symptoms of this condition are severe and even can be fatal. Read on to learn about this disorder and its underlying genetic cause.
Vitelliform macular dystrophy is a rare genetic disorder that leads to progressive vision loss and sometimes even almost total blindness. Read on to learn about this inherited disorder and its underlying genetic causes.
Hereditary hemorrhagic telangiectasia is a disorder that leads to abnormal development of the blood vessels. People who suffer from this condition are prone to bleeding, sometimes which can be life-threatening. Read on to learn more about this serious condition and its underlying genetic causes.
Sandhoff Disease is an inherited disorder of the central nervous system that often results in death in infancy or early childhood. This article describes both this condition and its underlying genetic cause.
Tyrosinemia is a genetic disorder that has three forms. In each form, symptoms can become serious if left untreated. Read on to learn about this inherited condition and its interesting underlying genetic causes.
Isovaleric acidemia is a genetic disorder that prevents the body from properly breaking down ingested proteins. Read on to learn about the life-threatening symptoms that individuals who have this condition sometimes experience and what is known about its underlying genetic cause.
Ellis-van Creveld syndrome is a rare genetic disorder which causes dwarfism and bone problems, among other developmental defects. Read on to learn more about this condition and its underlying genetic cause.
Norrie Disease is a genetic disorder that causes blindness,predominantly in males who are inflicted with it at or near the time of birth. This article describes this rare genetic condition and its underlying genetic cause.