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Phylogeny in Biological Definition

Molecular phylogeny

... Molecular phylogeny is the use of a gene's molecular characteristics ... show a pattern of dissimilarity. Molecular phylogeny uses such data to build a "relationship tree" ... DNA sequence , of various genes. See also: phylogeny - molecular evolution - DNA barcode ...

Phylogeny

... A phylogeny (or phylogenesis) is the origin and evolution ... was often expressed as " ontogeny recapitulates phylogeny ", i.e. that the development of an organism ... for that theory. See the article on ontogeny and phylogeny . See also PhyloCode Phylogenetic ...

Biology

... with its genealogical relationship to every other species is called its phylogeny . Widely varied approaches to biology generate information about ... multi-authored, distributed Internet project containing information about phylogeny and biodiversity. The Journal of Biology : A small, but free, ...

Evolutionary tree

... Centrohelids See Also Evolution phylogeny Phylogenetic tree Taxonomy External links ... multi-authored, distributed Internet project containing information about phylogeny and biodiversity More examples ...

Molecular evolution

... 2.2 Causes of change in allele frequency 2.3 Molecular study of phylogeny 2.4 The neutral theory 2.5 Infinite alleles model 2.6 Infinite ... acts on the variation produced by these agents. Molecular study of phylogeny Main articles: Molecular systematics , Phylogenetics Molecular ...

Phylogenetics

... are related in terms of evolutionary differences. See also phylogeny , Phylogenetic memory Molecular phylogeny Bioinformatics ...

Anatomy

... have brought about the existing structure of humans, and needing a knowledge of the allied sciences of embryology or developmental biology , phylogeny , and histology . Pathological anatomy (or morbid anatomy ) is the study of diseased organs , while sections of normal anatomy, applied ...

Developmental biology

... , metamorphosis , morphogenesis , morula , neoteny , neural development , nymph , ontogeny , oosperm , ovism , paedogenesis , pangenesis , phylogeny , primordium , pupa , rudiment , teratology , zygote Developmental model organisms Often used model organisms in developmental biology ...

Endosymbiont

... other bacteria, it is more difficult to keep good genes in all individuals in a population of these endosymbionts.) Research in which a parallel phylogeny of bacteria and insects was inferred supports the belief that the obligate endosymbionts are transferred only vertically (i.e. from the mother), and ...

Endosymbiont

... other bacteria, it is more difficult to keep good genes in all individuals in a population of these endosymbionts.) Research in which a parallel phylogeny of bacteria and insects was inferred supports the belief that the obligate endosymbionts are transferred only vertically (i.e. from the mother), and ...

Endosymbiotic theory

... chloroplasts, and eukaryotic genomes also suggest that chloroplasts are most closely related to cyanobacteria. DNA sequence analysis and phylogeny suggests that nuclear DNA contains genes that probably came from the chloroplast. Some genes encoded in the nucleus are transported to the ...

Ernst Haeckel

... illustrated Kunstformen der Natur ( Art forms of nature ). Haeckel's observations on the link between ontogeny (development of form) and phylogeny (evolutionary descent) have been named the " recapitulation theory ", summed up in the phrase, "ontogeny recapitulates phylogeny". Haeckel's efforts ...

Evolution

... between two different lineages through transitional fossils . Paleontologists investigate evolution largely through analysis of fossils. phylogeny , the study of the ancestry of species, has revealed that structures with similar internal organization may perform divergent functions. Vertebrate ...

Evolutionary developmental biology

... Giants. Leo W. Buss , 1987, The Evolution of Individuality , Princeton University Press. See also Ontogeny Ontogeny recapitulates phylogeny List of gene families Important publications in evolutionary developmental biology ...

Fungus

... especially as techniques for comparing biochemical characteristics (such as ribosomal RNA and DNA) have become increasingly more sophisticated. The phylogeny presented here is after Bruns et al. (1991, 1993) for the Eumycota (true fungi) and recognizes four divisions: the Chytridiomycota (chytrids), ...

Lung

... intestines. This is reflected by the fact that the lungs of a fetus also develop from an outpocketing of the upper intestines (see ontogeny and phylogeny ). The article on swim bladders contains further details about the evolutionary origin of these two organs. Arachnid lungs Spiders have ...

Phylogenetic tree

... species. Trees that do not include extinct species must also be interpreted with care. See also dendrogram endosymbiosis phylogeny evolutionary tree taxonomy tree structure Footnote T. Hodge, M.J.T.V. Cope (2000) A Myosin Family Tree . Journal of Cell ...

Plant

... Plant cell Phytophilia (love of plants) Vegetation Structure External links Tree of Life Chaw, S.-M. et al. Molecular phylogeny of Extant Gymnosperms and Seed Plant Evolution: Analysis of Nuclear 18s rRNA Sequences (pdf file) Molec. Biol. Evol . 14 (1): 56-68. 1997. ...

Plant

... Plant cell Phytophilia (love of plants) Vegetation Structure External links Tree of Life Chaw, S.-M. et al. Molecular phylogeny of Extant Gymnosperms and Seed Plant Evolution: Analysis of Nuclear 18s rRNA Sequences (pdf file) Molec. Biol. Evol . 14 (1): 56-68. 1997. ...

Species

... The results have been nothing short of revolutionary, resulting in the reordering of vast expanses of the phylogenetic tree ( see also: molecular phylogeny ). A species name can be: A noun in apposition with the genus: Panthera leo . The words agree in case but not necessarily in gender. An ...
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