Genetic Mutation Behind Shoveled Teeth May Have Been Key to Ancestral Survival - Asian shovel tooth

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Shovel-shaped incisors are incisors whose lingual surfaces are scooped as a consequence of lingual marginal ridges, crown curvature or basal tubercles, either alone or in combination. Shovel-shaped incisors are relatively common in Central, East and Southeast Asians; the Eskimo and Aleut peoples of Northeast Asian and The morphology of Neanderthal's anterior teeth has. Today, nearly 40 percent of Asian people share this dental trait. The genetic mutation behind tooth shoveling—found in two alleles of the EDAR.

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By Gardalabar - 12:06
In particular, the prevalence of tooth shoveling shows marked regional differences, which is frequent in Asia, with a south-to-north increasing cline, but rare or.
By Sagor - 14:04
If your teeth are shovel shaped, meaning the backs of your upper 4 teeth If you'​re in America and not of Asian ancestry, then there are pretty.
By Golticage - 09:47
Shovel-shaped incisors are teeth with thick marginal ridges surrounding a deep lingual fossa. They have a higher prevalance in Asian racial groups. In this study​.

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