title: To plasticity and back again.
abstract: Both the gain and the loss of flexibility in the development of phenotypes have led to an increased diversity of physical forms in nematode worms.
authors.affiliation: Department of Biology, Duke University, Durham, United States.
authors.forename: H Frederik
authors.initials: HF
authors.lastname: Nijhout
mesh_terms: D000818:Animals; D009348:Nematoda / Q000145:classification / Q000502:physiology*; D013045:Species Specificity
keywords: C. elegans; Pristionchus pacificus; complexity; developmental plasticity; evolutionary biology; evolutionary rates; genomics; nematodes