ontogeny recapitulates phylogeny

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ontogeny recapitulates phylogeny

The now-discredited scientific theory that an organism's embryonic development, or ontogeny, follows the evolutionary stages of its species, or phylogeny. We were able to disprove Haeckel's theory that ontogeny recapitulates phylogeny by closely studying embryonic development.
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The current legislation--the Personal Responsibility and Employment Act of 1996 with its insistence on work from those who are able and its lifetime caps on welfare payments, recapitulates Malthus' proposals of nearly two centuries ago to do away with the British Poor Laws.
Without constant application of pesticides and fertilizers, however, as well as continuous pruning, there are few roses that will recapitulate in coming months the freshness and the glow, in both flower and foliage, that they are exhibiting now.
Diehl asserts that Elizabethan and Jacobean revenge tragedies recapitulate competing ritualistic experiences grounded upon controversies concerning the Roman-rite Mass as opposed to Protestant celebration of the Lord's Supper.
Our data clearly demonstrate the ability of a ghrelin antagonist to improve glycemic control utilizing less insulin, and these data recapitulate previous findings generated in a mouse obesity model in which the ghrelin receptor has been knocked out.
Rather than reiterate or recapitulate immigrant experiences from the point of view of the immigrants themselves--a fundamental and essential undertaking that has been done well--this study explores the complexities of the individuals and groups in the US who face the oncoming tide of immigrants.
She would recapitulate stories about how things really happened, which isn't always how it's reported in the scientific literature," said Falkow.
She expands her discussion beyond the controversy of Stowe's work to consider 20th and 21st-century novels that recapitulate or revise plantation mythology.
They also recapitulate the history of gesture; vibrating sensation and amorphous brushwork become dramatically one, as in 20 Pearls (14).
The Company's approach uses living genetic model systems that faithfully recapitulate disease processes to discover new drug leads for these underserved medical conditions.
Here his goal was no less than to recapitulate the main themes of art since the mid-nineteenth century in a show designed for the largest audience poss ible, and to do so, moreover, without abandoning his own subjective inclinations.
I was reminded of this long-ago experience by Simon Schama's monumental and labyrinthine historical study of nature and its representations, Landscape and Memory, not merely because the book's first section is devoted to an analysis of "wood" - the history and signification of forests, and of the individual trees that make them up - but because the very act of reading the book seemed to recapitulate my lost-in-the-woods-ness.
Gursky's landscapes often seem to recapitulate the tradition of landscape painting; the scenes he favors recall painters from Bruegel to Caspar David Friedrich.
The review guide recapitulates chapters from the textbook in brief with key points, and offers an echo exam for each chapter summarizing calculations, diagnostic information, and instructions for examinations of different cardiac problems.
The microfluidic platelet bioreactor recapitulates features such as bone marrow stiffness, extracellular matrix composition, micro-channel size and blood flow stability under high-resolution live-cell microscopy to make human platelets.
Kinzer then recapitulates his argument from All the Shah's Men that the September 11 attacks can be traced back to the Mossadegh ouster.