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Developmental biology

This worm is not for turning

Molecular investigations of the origin of the dorso-ventral axis in an obscure marine invertebrate illuminate one of the longest-running debates in evolutionary biology — that over the origin of vertebrates.

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Figure 1: Family connections.


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Henry Gee is a Senior Editor of Nature.

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Gee, H. This worm is not for turning. Nature 445, 33–34 (2007).

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