Most males have one Y and one X chromosome. Having extra X chromosomes can cause a male to have some physical traits unusual for males. Many men with an extra X chromosome are not aware that they have it, and they lead normal lives. Klinefelter syndrome occurs in about 1 out of 1,000 males.
Meaning: The Greek name Nastassja means-a form of Nastasia.Rating:eaning: The Greek name Nastassja means-a form of Nastasia. Rating:
Origin of the name Stefan: From the Latin Stephanus, which is from the Greek Stephanos, a name derived from stephanos (a crown, a garland). The name is borne in the Bible by St Stephen, one of the seven chosen to assist the apostles, and the first Christian martyr.Var: Stefan, Stefen, Stefon, Stephan, Stephon, Stevan, Steven, Stevon.hare what you know! Meanings and history of the name Stefan : | Edit. Share what you know! Famous real-life people named Stefan: | Edit. Stefan Edberg, Swedish professional tennis player.