We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEvolutionary biology. The birth of the nucleus.AuthorsPennisi EPublicationScience (New York, N.Y.), 2004, Vol 305, Issue 5685, p766ISSN1095-9203Publication typearticleDOI10.1126/science.305.5685.766