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.
References in periodicals archive ?
Predatory plasticity in Nephilengys cruentata (Araneae: Tetragnathidae): relevance for phylogeny reconstruction.
With genetic databases rapidly expanding and the growing number of genome projects, this could perhaps allow for a detailed analysis of the hamster phylogeny, as Neumann et al.
Molecular phylogeny of the polystichoid ferns in Asia based on rbcL sequences.
This information, together with the skeletal phylogeny compiled by the Grass Phylogeny Working Group (2001) (see Materials and Methods), was used to define an extended phylogeny of 66 grass species with known DNA content (Fig.
CONCLUSION:Excellent volume covering animal communication from the four perspectives of mechanisms, ontogeny, function, and phylogeny.
However, only a single reliable family-level phylogeny exists that includes deep-water fauna.
The usual chapter format is to lay out the molecule-based phylogeny and then to discuss the morphological, adaptive evolution in an ecological context.
The experimental phylogenies were analyzed as three replicated four-taxon phylogenies and together as a 12-taxon phylogeny.
Few people bother to think about these matters, but the inquiring mind cannot ignore the incompatibilities implicit in considering the phylogeny of the soul.
Neoprobe chose to partner with Phylogeny because they are one of the few companies in the industry who understands both pathology and bench research," said Dr.
Chapter 3 is a good start to understand the tree-thinking logic in evolutionary biology, from the general terminology of phylogeny and phylogenetic trees, to the clear and concise discussions on the difference between gene and species trees.
Our goal is to combine the phylogeny of the Cladoniaceae with complete chemical and distributional data, screen the associated fungi, and produce the first inclusive phylogeny of the latter.
The first of the book's 32 chapters starts off with a discussion of sea urchin phylogeny.
Its closely related lineages and species share a number of genetic and morphological similarities that have obfuscated the phylogeny of this beautiful genus.
We can now progress from phylogeny that has representatives for all the different mammalian families to phylogenies that have representatives for genera and species," he stated.