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.

Why does he not labour at that hitherto quite unworked-out branch, physiogenesis, at the history of the evolution of functions, at the ontogenesis and phylogenesis of vital processes?

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

But these efforts were so seriously marred by ignorance of comparative anatomy, an imperfect acquaintance with ontogenesis, and a complete neglect of phylogenesis, that they could not have more than a passing success.

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

It is naturally no easy matter to trace the ontogenesis of the herd instinct.

From Group Psychology and The Analysis of The Ego by Freud, Sigmund

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

"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