Tongue Rollers

Author Chris Lynn, doctoral student Max Stein, and Tuscaloosa Magnet School Elementary students demonstrate tongue-rolling, a Mendelian trait. Photo courtesy Virgil Roy Beasley III

Author Chris Lynn, doctoral student Max Stein, and Tuscaloosa Magnet School Elementary students demonstrate tongue-rolling, a Mendelian trait. Photo courtesy Virgil Roy Beasley III

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