It’s the Expression, Stupid

From Science:Gene

On a genetic level, humans and apes are nearly identical, sharing between 96% and 99% of their DNA. So what makes us so different? A new study argues that it comes down to where, when, and how vigorously these genes are expressed. The work emphasizes the importance of gene activity in defining species, says study author Yoav Gilad, a geneticist at the University of Chicago.

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