Ernst Haeckel

Ernst Haeckel

German evolutionary biologist, a representative of scientific materialism, a supporter and advocate of the doctrine of Charles Darwin
Nothing is constant but change! All existence is a perpetual flux of "being and becoming!" That is the broad lesson of the evolution of the world.More Ernst Haeckel quotes [03/29/2018 05:03:36]
The nucleus has to take care of the inheritance of the heritable characters, while the surrounding cytoplasm is concerned with accommodation or adaptation to the environment.More Ernst Haeckel quotes [03/29/2018 05:03:36]
In the course of individual development, inherited characters appear, in general, earlier than adaptive ones, and the earlier a certain character appears in ontogeny, the further back must lie in time when it was acquired by its ancestors.More Ernst Haeckel quotes [03/29/2018 05:03:36]
I established the opposite view, that this history of the embryo (ontogeny) must be completed by a second, equally valuable, and closely connected branch of thought - the history of race (phylogeny). Both of these branches of evolutionary science, are, in my opinion, in the closest causal connection; this arises from the reciprocal action of the laws of heredity and adaptation... 'ontogenesis is a brief and rapid recapitulation of phylogenesis, determined by the physiological functions of heredity (generation) and adapMore Ernst Haeckel quotes [03/29/2018 05:03:36]
Mental differences between the lowest men and the animals are less than those between the lowest and the highest man.More Ernst Haeckel quotes [03/29/2018 05:03:36]

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