title: Developmental evolution: the unbearable likeness of beings.
abstract: Comparative studies have revealed a remarkable range of genetic changes in the mechanisms that pattern the nematode vulva. Two new studies identify genetic variation within nematode species that affects cell division and competence in vulval precursors.
authors.affiliation: Department of Genetics, Gardner Hall, North Carolina State University, Raleigh, North Carolina 27695-7614, USA. ggibson@unity.ncsu.edu
authors.forename: G
authors.initials: G
authors.lastname: Gibson
mesh_terms: D000818:Animals; D005075:Biological Evolution; D014644:Genetic Variation; D009348:Nematoda / Q000235:genetics*