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Endosymbiosis in Biological News

A bug's life: Exceptional genomic stability yet rapid protein evolution in a carpenter ant mutualist

... the forces driving this mode of genome evolution, as well as the consequences on the fitness of the bacterium and its host. "Developments in endosymbiosis are important not only to questions in basic research, but may have important practical implications," notes Wernegreen. "A very promising area of ...
Endosymbiosis in Biological Definition

Endosymbiont

... or cells of another organism, i.e. forming an endosymbiosis ( Greek : endo = inner and biosis = living). ... bacterial endosymbionts. Many other examples of endosymbiosis exist. Many instances of endosymbiosis are obligate, where neither the endosymbiont nor ...

Endosymbiont

... or cells of another organism, i.e. forming an endosymbiosis ( Greek : endo = inner and biosis = living). ... bacterial endosymbionts. Many other examples of endosymbiosis exist. Many instances of endosymbiosis are obligate, where neither the endosymbiont nor ...

Endosymbiotic theory

... driven by competition is incomplete. However, others have argued that endosymbiosis involves helotry rather than mutualism. The possibility that ... Evidence that mitochondria and chloroplasts arose via an ancient endosymbiosis of a bacteria is as follows: Both mitochondria and chloroplasts ...

Symbiosis

... may be divided into two distinct categories: ectosymbiosis and endosymbiosis . In ectosymbiosis, the symbiont lives on the body surface of the host, ... to its host. The biologist Lynn Margulis , famous for the work on endosymbiosis , contends that symbiosis is a major driving force behind evolution . She ...

Eukaryote

... a single origin, not all plastid-containing groups are closely related. Instead, some eukaryotes have obtained them from others through secondary endosymbiosis or ingestion. Endosymbiotic origins have also been proposed for the nucleus and eukaryotic flagella , but this is not generally accepted, both ...

Lynn Margulis

... theory of the origin of mitochondria as separate organisms that long ago entered a symbiotic relationship with eukaryotic cells through endosymbiosis . "She is best known for her theory of symbiogenesis , which challenges a central tenet of neodarwinism . She argues that inherited variation, ...

Phylogenetic tree

... relationships amongst 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 . ...

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Endosymbiosis in Biological Dictionary

Endosymbiosis

... or cells of another organism, i.e. forming an endosymbiosis . Examples are nitrogen-fixing bacteria which ... corals, and ... Primary endosymbiosis involves the engulfment of a bacterium by another free ... The process of secondary endosymbiosis left its evolutionary signature within ... ...

Symbiogenesis

... , eukaryotes, organisms whose cells have ... The most dramatic argument from the symbiogenesis camp is that the larval stage ... However, endosymbiosis and symbiogenesis do not contradict ID, nor front-loaded evolution. ... As a curiosity, symbiogenesis is an okay mechanism for materialists for ....

Plastid

... with a basic knowledge of plastid biology and recent developments in the ... posted to protein plastid mitochondria import endosymbiosis chloroplasts by ... Plastid biotechnology: prospects for herbicide and insect resistance, metabolic ... Definition and other additional ...

Endosymbiotic theory

... ways in which living things are connected, categorized, and named) ... Multiple lines of evidence support the endosymbiotic theory . ... The endosymbiosis theory postulates that ... The chloroplasts of eukaryotes evolved from endosymbiotic cyanobacteria. The Evidence ... Endosymbiotic ...

Endosymbiont

... An endosymbiont is any organism that lives within the body or cells of another organism, i.e. forming an endosymbiosis . Examples are nitrogen-fixing bacteria which live in root nodules on legume roots, single-celled algae inside reef-building corals, and ...

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