Humans appear to have the genes for a full coat of body hair, but evolution has disabled them, scientists at University of Utah Health and University of Pittsburgh report.
(CREDIT: Creative Commons)
(CREDIT: Creative Commons)
Orangutans, mice, and horses are covered with it, but humans aren’t. Why we have significantly less body hair than most other mammals has long remained a mystery. But a first-of-its-kind comparison of genetic codes from 62 animals is beginning to tell the story of how people—and other mammals—lost their locks.
Humans appear to have the genes for a full coat of body hair, but evolution has disabled them, scientists at University of Utah Health and University of Pittsburgh report in the journal eLife. The findings point to a set of genes and regulatory regions of the genome that appear to be essential for making hair.
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