allopolyploid


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allopolyploid

[‚a·lə′päl·ə‚plȯid]
(genetics)
An organism or strain arising from a combination of chromosome sets from two diploid organisms belonging to different species. Also known as alloploid.
References in periodicals archive ?
Matsubayashi (1991) proposed that allopolyploid species
The genus Mangifera comprises 69 species (BOMPARD, 2009) and based on some chromosome counts and meiotic analyses these are considered ancient allopolyploids.
The high proportion of bivalents at meiosis with the presence of some multivalents led Stebbins (1948) to propose an autoallopolyploid or segmental allopolyploid origin.
Allopolyploidy speciation can result from somatic chromosome doubling into a diploid hybrid, followed by selfing to produce a tetraploid, as in Primula kewensis, an allopolyploid that arose spontaneously in 1909 among cultivated diploid hybrids of P.
Polymorphism and concerted evolution in a tamdemly repeated gene family: 5S ribosomal DNA in diploid and allopolyploid cottons.
Allopolyploid evolution coupled with diploidization may also facilitate the formation of new species capable of utilizing unique niches via plasticity and subsequent niche specialization.
Manduca sexta recognition and resistance among allopolyploid Nicotiana host plants.
an allopolyploid derivative of the two hexaploid parental taxa (reviewed in Ainouche et al.
Aegilops and Triticum belong to a complex of wild and domesticated species whose allopolyploid members evolved via hybrid speciation (Kimber and Sears, 1987).
Enzyme banding patterns are consistent with allopolyploid gene expression, and chromosome counts revea l that all populations possess tetraploid chromosome numbers (2n = 24).
Stable Epigenetic Effects Impact Adaptation in Allopolyploid Orchids (Dactylorhiza: Orchidaceae).
Allopolyploid speciation of the tetraploid Mexican potato species S.