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Left-handed, right-handed? Researchers zeroing in on genetic factors, development in the womb

For the first time, scientists have pinpointed regions of human DNA that closely relate to whether people are right- or ...
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Left-handed? Genes link handedness to language facility but also schizophrenia and anorexia

Despite its ubiquity to the human experience, there are lots of unresolved questions related to handedness, such as how lefty ...