speciation


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Related to speciation: Sympatric speciation

spe·ci·a·tion

 (spē′shē-ā′shən, -sē-)
n.
The formation of new biological species through the process of evolution.


spe′ci·ate′ v.
spe′ci·a′tion·al adj.

speciation

(ˌspiːʃɪˈeɪʃən)
n
(Biology) the evolutionary development of a biological species, as by geographical isolation of a group of individuals from the main stock
[C20: from species + -ation]

spe•ci•a•tion

(ˌspi ʃiˈeɪ ʃən, -siˈeɪ-)

n.
the formation of new species as a result of geographic, physiological, anatomical, or behavioral factors that prevent previously interbreeding populations from breeding with each other.
[1895–1900]

spe·ci·a·tion

(spē′shē-ā′shən)
The formation of new biological species by the development or branching of one species into two or more genetically distinct ones. According to the theory of evolution, all life on Earth has resulted from the speciation of earlier organisms.

speciation

the formation of new species.
See also: Biology
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.speciation - the evolution of a biological species
organic evolution, phylogenesis, phylogeny, evolution - (biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms
Translations
References in periodicals archive ?
and Chaetoceros brevis, she discusses a column separation and off-line approach to study iron speciation kinetics in seawater; a method for destroying and analyzing biogenetic silicon in the two species; the off-line chromatographic assessment of Fe(II) in seawater; the relevance of iron adsorption to container materials in small-volume experiments on iron marine chemistry to assess capacity, affinity, and kinetics; and the compartmental kinetic analysis of iron speciation in seawater in the presence of Southern Ocean diatoms.
Attracted, as so many others, by White's clear and didactic writing style, even when discussing the more complicated cytogenetic and evolutionary problems, CJB too had been captured by the stasipatric model of speciation created by White.
The objectives of the mission were to get training in the use of metal speciation model and determine metal speciation in industrially and naturally contaminated soils.
Elemental speciation in human health risk assessment, Environmental Health Criteria 234 (World Health Organization, Geneva) 2007.
Key concepts in evolutionary biology, such as natural selection, adaptation, and speciation, as set out by Charles Darwin in his classic book On the Origin of Species and his other writings, are essential to understanding the long-term impact of introduced species.
Conventional culture and speciation techniques tell us that the organisms typically associated with CSOM are Pseudomonas aeruginosa, Staphylococcus aureus, Staphylococcus epidermidis, Staphylococcus saprophyticus, Enterobacteriaceae spp.
A comparison of the various analytical techniques is provided, and a separate chapter handles speciation analysis.
The isolate was sent to the Allegheny County Health Department for further testing and speciation.
The biologists were slow starters to accept the new developments particularly because of the involvement of mathematics and the omission of many issues such as speciation that were of great importance to evolutionists.
The data for this paper was obtained with an Excel-based equilibrium model that accounts for ion exchange, ion activities, oxalic acid speciation and precipitation (4).