...In this differentiation ofthe Trade School and manual training, the best of the industrial schoolssimply followed the plain trend of the present educational epoch... 
Booker T. Washington, et al. 「The Negro Problem」
...The creatures presented an organizationhigher than that of polyps, for there was anevident differentiation and complication of parts...
Henry J. Slack 「Marvels of Pond-life」
...Local differentiation in the pocket gopher (Geomys personatus) insouthern Texas...
Robert K Selander 「Vertebrates from the Barrier Island of Tamaulipas, México」
...There are, in short, "winners" and "blanks" and betwixt the two, every grade of differentiation...
Henny Kindermann Agnes Blake 「Lola」
...Prosternal process: in aquatic Coleoptera amodification of the prosternum used in the differentiation ofspecies...
John. B. Smith 「Explanation of Terms Used in Entomology」
...longirostris seem to me to be of thesame magnitude and indicate a similar period of differentiation froma common ancestor...
James S. Findley 「Speciation of the Wandering Shrew」
...By this important differentiation of theplasson into nucleus and cell-body, theorganised cell was evolved from the structureless cytode, the nucleated fromthe unnucleated plastid...
Ernst Haeckel 「The Evolution of Man」
...The effect, then, of this earliest histological differentiation was to producetwo different kinds of cells—nutritive cells in the depression andlocomotive cells on the surface outside...
Ernst Haeckel 「The Evolution of Man」
...260), and which was inherited from them by thereptiles on one side and the mammals on the other, was formed by gradualdegeneration and differentiation from the many-toed fish-fin (Fig...
Ernst Haeckel 「The Evolution of Man」
...Perhaps it would be best to say: “The original primarynephroduct divides by differentiation (or longitudinal cleavage) into twosecondary nephroducts, the Wolffian and the Müllerian ducts...
Ernst Haeckel 「The Evolution of Man」
...We saw, in studying the embryonic development of each organ,that the human embryo follows the special lines of differentiation andconstruction that are only found otherwise in the Vertebrates...
Ernst Haeckel 「The Evolution of Man」
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