[Harp-L] Myths of Human Genetics: Tongue Rolling (U-blocking)



As a teacher of harp, I am curious about what is possible. Interesting.

http://udel.edu/~mcdonald/mythtongueroll.html

Robert Hale
Learn Harmonica by Webcam
Low Rates, High Success
http://www.youtube.com/DUKEofWAIL <http://www.youtube.com/user/DUKEofWAIL>
http://www.dukeofwail.com



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