Genetics: Of Chromosomes & Crime

A microscopic piece of genetic material known as the Y chromosome made headlines last week. It is nothing new or rare; every man has one in practically every cell, or he would not be a man. But a few men have two. Richard Speck is said to be one such; his attorneys are now preparing an appeal against his death sentence for the 1966 slaying of eight nurses in Chicago. Another is Daniel Hugon, awaiting trial in Paris on a charge of having murdered a prostitute. His lawyers contend that he is mentally unfit to stand trial because of...

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