cenogenesis
Britishnoun
Example Sentences
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By cenogenesis we understand those embryonic processes which we cannot directly correlate with corresponding evolutionary processes, but must regard as modifications or falsifications of them.
From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August
The most important phenomena to be included under 259the general heading of cenogenesis are, first, the occurrence of food-yolk, and second, those anomalies of development which are classed by Haeckel as heterochronies and heterotopies.
From Form and Function A Contribution to the History of Animal Morphology by E. S. (Edward Stuart) Russell
Such inference becomes more or less precarious when there has been cenogenesis, or disturbance of development, owing to fresh adaptations.
From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August
Thus the apparent exceptions to the law can always be traced to cenogenesis.
From The Evolution of Man — Volume 1 by Haeckel, Ernst Heinrich Philipp August
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