Sea squirt's DNA makes a splash | Science News



Support credible science journalism.

Subscribe to Science News today.


Sea squirt's DNA makes a splash

11:39am, October 15, 2002

From Boston, Mass., at the Genome Sequencing and Analysis conference

To examine how animals with backbones arose, U.S. and Japanese biologists have sequenced nearly all the DNA of Ciona intestinalis, a sea squirt.

Adult sea squirts consist largely of two connected tubes. Stuck to the ocean floor or to rocks, they suck in ocean water, from which they obtain nutrients before squirting the water back out. Despite this unassuming life, sea squirts have a unique suite of traits that has drawn the interest of evolutionary biologists.

This article is available only to subscribing members. Join the Society today or Log in.

Get Science News headlines by e-mail.

More from Science News

From the Nature Index Paid Content