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Ancient Genes Reveal Our Precambrian Ancestor

The Amphimedon sponge

The Amphimedon sponge (shown here inside a pink soft coral) is the first sponge to have its genome sequenced. Photo: Maely Gauthier

By Claire Larroux

The genome of a sponge found on the Great Barrier Reef is helping scientists to reconstruct the 600 million-year-old ancestor of the entire animal kingdom.

Claire Larroux completed her PhD at the University of Queensland, and is now a Humboldt postdoctoral fellow in the Department of Earth & Environmental Sciences, Palaeontology & Geobiology at the Ludwig-Maximilians-University in Munich.

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