The two most common types of twins are dizygotic (fraternal) and monozygotic (identical). Learn more about them and what may possibly cause multiple births.
Eineiige Zwillinge verbindet mehr als die gemeinsame DNA derstandard.at - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from derstandard.at Daily Mail and Mail on Sunday newspapers.
Schizophrenie: Symptome, Ursachen und Behandlung t-online.de - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from t-online.de Daily Mail and Mail on Sunday newspapers.