- sympatric speciation
- sympatric speciation.(Источник: «Англо-русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд-во ВНИРО, 1995 г.)
.
.
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 — Speciation with geographic isolation; the reproductive isolation occurring between segments of a single population … Dictionary of invertebrate zoology
sympatric speciation — Differentiation and attainment of reproductive isolation of populations that are not geographically separated and which overlap in their distributions. Cf. allopatric speciation … Expanded glossary of Cycad terms
sympatric speciation — The evolution of new species by populations that inhabit the same or overlapping geographic regions … Glossary of Biotechnology
Speciation — Part of a series on Evolutionary Biology … Wikipedia
sympatric — adjective Etymology: syn + Greek patra fatherland, from patēr father more at father Date: circa 1904 1. occurring in the same area 2. occupying the same geographical range without loss of identity from interbreeding < sympatric species >; also… … New Collegiate Dictionary
speciation — n. [L. species, kind] The division of a phyletic line; the process of species multiplication; the origin of discontinuities between populations resulting from the development of reproductive isolating mechanisms; see allopatry, sympatric… … Dictionary of invertebrate zoology
sympatric — adjective (of biological species or speciation) occurring in the same or overlapping geographical areas • Ant: ↑allopatric • Derivationally related forms: ↑sympatry • Topics: ↑biology, ↑biological science … Useful english dictionary
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
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