ontogenesis

Example Sentences

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Morphology must be taught as mere descriptive anatomy and systematising, the history of development as mere descriptive ontogenesis.

From Freedom in Science and Teaching. from the German of Ernst Haeckel by Huxley, Thomas Henry

There has been no dearth of attacks—often violent attacks—on my conception of an intimate causal connection between ontogenesis and phylogenesis; but no other satisfactory explanation of these important phenomena has yet been offered to us.

From The Evolution of Man — Volume 1 by Haeckel, Ernst Heinrich Philipp August

This exceedingly important larval form, the "gastrula," makes its appearance in the ontogenesis of all tribes of animals.

From Was Man Created? by Mott, Henry A. (Henry Augustus)

A similar connection determines the relation between ontogenesis and phylogenesis.

From Three Contributions to the Theory of Sex by Brill, A. A. (Abraham Arden)

But ontogenesis would have furnished us with facts no less cogent.

From Creative Evolution by Mitchell, Arthur