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Right- or left-handed? Gene expression tells the story of snail evolution

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Snails, like humans, can be right-handed or left-handed and the swirl etched into the shell of a snail can reveal a lot about them, down to their genetic makeup. Researchers have found that the gene influencing the direction of the shell coil may also offer insight into the evolution of snails overall.

Source: sciencedaily.com

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