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Science 13 December 2002:
Vol. 298. no. 5601, pp. 2111 - 2112
DOI: 10.1126/science.298.5601.2111a

News of the Week

COMPARATIVE GENOMICS:
Tunicate Genome Shows a Little Backbone

Elizabeth Pennisi

On page 2157, researchers unveil the DNA code of one of the most unusual creatures sequenced to date: the sea squirt. These tiny marine animals have long captivated biologists because even though the adults are typical, squishy invertebrates, their larvae might be modern doppelgängers of the ancestor to the vertebrates.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)