The possibility that Mongolian ruler Genghis Khan spread an unusual chromosome to nearly 16 million men living today resulted from studies of ________.
A)proteomics
B)plasmids
C)the X chromosome
D)the Y chromosome

Question

Quizplus · Accepted Answer

The Y chromosome determines male sex and is passed down virtually unchanged from father to son, making it a useful tool for tracking male-lineage ancestry. The studies referenced in the question found evidence of a Y chromosome variant that is shared by many modern-day men in the region formerly ruled by Genghis Khan, suggesting that it may have originated with him and spread through his prolific male descendants. Therefore, the answer is D) the Y chromosome.

The Possibility That Mongolian Ruler Genghis Khan Spread an Unusual