ontogenesis

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

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

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)

"We also believe," he added, growing bolder, "in the fundamental, biogenetic law that ontogenesis is an abridged repetition of philogenesis."

From Tillie, a Mennonite Maid; a Story of the Pennsylvania Dutch by Martin, Helen Reimensnyder

This resemblance is so close in the main features that we have only to repeat what we have already said of the ontogenesis of the Amphioxus.

From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August