Sentence examples for overt segmentation from inspiring English sources
Echiura possess annelid-like features such as the ultrastructure of cuticle and chaetae, the development of the mesoderm, and structure and position of the blood vessels [ 15]; additionally, their larval nervous system indicates a possible segmented ancestry even though overt segmentation is lacking in adults [ 13].
Because boundaries of gene expression for Hoxb-1 and Hoxb-4 are found in a region of the kr/kr hindbrain that lacks visible rhombomeres, establishment of regional identity, as reflected by differential gene expression, does not require overt segmentation.
Unlike annelids, they have no overt segmentation, but they develop via trochophore larvae, very similar to those of annelids.
During this stage the embryonic axis is fully determined, and is divided into segments that can first be identified by a conserved set of gene expression patterns, and shortly afterwards by overt morphological segmentation [ 23].
Somewhat surprisingly we found no overt changes in the blastoderm stage expression of several different segmentation genes in embryos that lack maternal NELF-A (see below).
Some references are overt.
The ensuing segmentation has reshaped politics.
