Original sentence: In the nineteenth and early twentieth centuries, many Western biologists classified humans into a variety of races and subraces.Of these, the name Alpines was given to a physical type predominant in central Europe, somewhat shorter and darker skinned than those they classified as Nordics.They were considered to be a Caucasian race.This theory is no longer generally accepted
Edited sentence: Alpines are a caucasian race predominant in central europe.They have a tendancy to be somewhat shorter and darker skinned than the nordics