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Nature 435, 252-253 (19 May 2005) | doi:10.1038/435252b; Published online 18 May 2005

Large genomic differences explain our little quirks

Erika Check

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It's not just individual genes that vary between us all.

When the finished sequence of the human genome was unveiled last year, biologists said that it told a story of harmony for the human family. Every one of us, it turns out, shares 99% of our DNA with all the other people on Earth.