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A starfish, also known by the scientific name Patiria pectinifera. ...
(A) Gastrula (left side view). (B) Anatomical distribution of each cluster in gastrulae. (C) An early larva, left side view. (D) Anatomical dist...
Both chordate neural plate and ambulacrarian ciliary bands develop using a similar set of genes, suggesting these two organs are homologous. ...
