Brain Conquered Brawn in Early Humans
Researchers say they may have discovered the mutation that caused the earliest humans to branch off from their apelike ancestors, a gene that led to smaller, weaker jaws and bigger brains. Smaller jaws would have changed the structure of the skull by eliminating thick muscles that anchored a huge jaw to the crown of the head. The change would have allowed the cranium to grow larger and led to the growth of a bigger brain …
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…are the chances of that?"
Bibliography:
Ananthaswamy, Anil "Early humans swapped bite for brain" 24 March 2004
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Verrengia, Joseph. "Missing link found in gene mutation?" 24 March 2004
<Tab/>< http://msnbc.msn.com/id/4593822/>
Hopkin, Michael "Jaw-dropping theory of human evolution" 25 March 2004
<Tab/>< http://www.nature.com/nsu/040322/040322-9.html>
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