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New study shows dexterity largely determined by genetics

| September 13, 2013

Scientists have identified a network of genes that influences whether you are right-handed or left-handed by looking at developing embryos.

“The genes are involved in the biological process through which an early embryo moves on from being a round ball of cells and becomes a growing organism with an established left and right side,” study first author William Brandler, a doctoral student in the functional genomics unit at Oxford University in England, said in a university news release.

This gene network also may help establish left-right differences in the brain, which in turn influence whether a person is left- or right-handed, according to the study.

Read the full, original story here: Righty or Lefty? It’s Largely Genetic, Study Suggests

The GLP aggregated and excerpted this article to reflect the diversity of news, opinion, and analysis. Click the link above to read the full, original article.
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