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Neural Pathway Missing In Tone-deaf People
ScienceDaily (Aug. 19, 2009) — Nerve fibers that link perception and motor regions of the brain are disconnected in tone-deaf people, according to new research in the August 19 issue of The Journal of Neuroscience. Experts estimate that at least 10 percent of the population may be tone deaf – unable to sing in tune. The new finding identifies a particular brain circuit that appears to be absent in these individuals.
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