...The germinal layer of old turtlesloses the capacity to produce color...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Wolff had, as Huxley showed, a clear presentiment ofthis cardinal theory, since he recognised small microscopic globules as theelementary parts out of which the germinal layers arose...
Ernst Haeckel 「The Evolution of Man」
...Many of the nuclei contain several of thesenucleoli (as, for instance, the germinal vesicle of the ova of fishes andamphibia)...
Ernst Haeckel 「The Evolution of Man」
...This encloses a darkergranule, the germinal spot, which shows a nucleolus...
Ernst Haeckel 「The Evolution of Man」
...The impregnation of the ovum commences with a decay of the germinal vesicle, orthe original nucleus of the ovum (Fig...
Ernst Haeckel 「The Evolution of Man」
...But all the otheranimals—all the tissue-forming animals, or metazoa, as we callthem, in contradistinction to the protozoa—construct real germinal layersby the repeated cleavage of the impregnated ovum...
Ernst Haeckel 「The Evolution of Man」
...As a rule, the cells which compose the two primary germinal layers showappreciable differences even in the gastrula stage...
Ernst Haeckel 「The Evolution of Man」
...30–36) indeveloping the two primary germinal layers from a single layer of cells...
Ernst Haeckel 「The Evolution of Man」
...Alsoits outer germinal layer has certain special modifications...
Ernst Haeckel 「The Evolution of Man」
...ak outer germinal layer, ik inner germinal layer,fh segmentation-cavity, ud primitive gut, u primitive mouth,dl and vl dorsal and ventral lips of the mouth, dzyelk-cells...
Ernst Haeckel 「The Evolution of Man」
...This takes no direct part in the building of the germinal layers,and completely fills the primitive gut-cavity of the gastrula, even protrudingat the mouth-opening...
Ernst Haeckel 「The Evolution of Man」
...At this spotwe have the most brisk cleavage of the cells; hence the cells are more numerousand smaller here than in the fore-half of the germinal disk...
Ernst Haeckel 「The Evolution of Man」
...At the same time, the segmentation-cavity gradually disappearsaltogether, the folded inner germinal layer (ik) placing itself fromunderneath on the overlying outer germinal layer (ak)...
Ernst Haeckel 「The Evolution of Man」
...Until we admit thisthesis we cannot understand the formation of the germinal layers in the mammal,and therefore in man...
Ernst Haeckel 「The Evolution of Man」
...First is formed a lens-shaped circular germinal disk...
Ernst Haeckel 「The Evolution of Man」
ランダム例文:
Roskilde dribble timeliness
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