Assertion: germ band extension | /r/HasProperty | studied in drosophila melanogaster
Facets:
value: widely
type: DEGREE
Source sentences:
text: Germ-band extension is a morphological process widely studied in Drosophila melanogaster in which the germ-band, which develops into the segmented trunk of the embryo, approximately doubles in length along the anterior-posterior axis while subsequently narrowing along the dorsal-ventral axis.