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Science 25 September 1998:
Vol. 281. no. 5385, p. 1981
DOI: 10.1126/science.281.5385.1981
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EVOLUTION OF SEX:
The Asexual Life

Bernice Wuethrich

Bdelloid rotifers, which are their own class comprising four families and about 350 species, are the only organism strongly suspected to have made a go of celibacy for the long haul. If so, then the bdelloids are the perfect organism on which to test theories of sexual advantage (see main text).

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