The origins of asymmetry: A protein that makes you do the twist

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Asymmetry plays a major role in biology at every scale: think of DNA spirals, the fact that the human heart is positioned on the left, our preference to use our left or right hand. An international team has shown how a single protein induces a spiral motion in another molecule. Through a domino effect, this causes cells, organs, and indeed the entire body to twist, triggering lateralized behavior.

from Latest Science News -- ScienceDaily https://ift.tt/2SbwqHw

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