What do population geneticists and craniofacial researchers say about the biological basis for differences in jaw shape and chin prominence among different ancestral groups?
What the evidence shows Population geneticists and craniofacial researchers do not describe jaw shape or chin prominence as coming from one single "jaw gene." Instead, they describe a mix of many genes, embryonic development, population history, and mechanical use of the jaw 2 4 20 57 . What genetics contributes...
1000