Ontology highlight
ABSTRACT:
SUBMITTER: Blair JE
PROVIDER: S-EPMC102755 | biostudies-literature | 2002 Apr
REPOSITORIES: biostudies-literature
BMC evolutionary biology 20020408
<h4>Background</h4>The complete genomes of three animals have been sequenced by global research efforts: a nematode worm (Caenorhabditis elegans), an insect (Drosophila melanogaster), and a vertebrate (Homo sapiens). Remarkably, their relationships have yet to be clarified. The confusion concerns the enigmatic position of nematodes. Traditionally, nematodes have occupied a basal position, in part because they lack a true body cavity. However, the leading hypothesis now joins nematodes with arthr ...[more]