geographic speciation

См. также в других словарях:

• Speciation — Part of a series on Evolutionary Biology …   Wikipedia

• speciation — /spee shee ay sheuhn, see ay /, n. Biol. 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;… …   Universalium

• speciation — spe•ci•a•tion [[t]ˌspi ʃiˈeɪ ʃən, siˈeɪ [/t]] n. bio evo 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 •… …   From formal English to slang

• Allopatric speciation — Allopatric speciation, also known as geographic speciation, is the phenomenon whereby biological populations are physically isolated by an extrinsic barrier and evolve intrinsic (genetic) reproductive isolation, such that if the barrier breaks… …   Wikipedia

• sympatric speciation — Speciation with geographic isolation; the reproductive isolation occurring between segments of a single population …   Dictionary of invertebrate zoology

• allopatric speciation — Speciation occurring at least in part because of geographic isolation …   Glossary of Biotechnology

• Heteropatric speciation — is a special case of sympatric speciation that occurs when different ecotypes or races of the same species geographically coexist but exploit different niches in the same patchy or heterogeneous environment. Thus heteropatric speciation is a… …   Wikipedia

• Sympatric speciation — is the genetic divergence of various populations (from a single parent species) inhabiting the same geographic region, such that those populations become different species. Etymologically, sympatry is derived from the roots sym (meaning same,… …   Wikipedia

• sympatric speciation — The evolution of new species by populations that inhabit the same or overlapping geographic regions …   Glossary of Biotechnology

• evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… …   Universalium

• Moritz Wagner — (Bayreuth, 3 October 1813 – Munich, 31 May 1887) was a German explorer, collector, geographer and natural historian. Wagner devoted three years (1836–1839) to the exploration of Algiers:[1] it was here that he …   Wikipedia