Sunday, August 22, 2021

“What’s the 4% of our DNA that Makes Us Different from Chimps?”, from SciShow

 

Orangutang at DC zoo 

What’s the 4% of our DNA that Makes Us Different from Chimps?”, from Sci-Show (11 min), July 7, 2021.

He talks about HARS, or human accelerated regions.  This has a lot to do with gene regulation as well as the biochemistry of the genes or amino acid replacement themselves.  It seems as though language and intelligence started giving pro-humans reproductive advantages rather decisively

Humans are more fully bipedal than chimps which gives them real advantages in making tools.  Bipedalism was an enormous biological innovation.

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