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Having two or more complete sets of chromosomes derived from different species.
An allopolyploid organism.

al′lo·pol′y·ploi′dy n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Genetics) (of cells, organisms, etc) having more than two sets of haploid chromosomes inherited from different species
(Genetics) an interspecific hybrid of this type that is therefore fertile
ˌalloˈpolyˌploidy n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌæl əˈpɒl əˌplɔɪd)
1. having more than two haploid sets of chromosomes that are dissimilar and derived from different species.
2. an allopolyploid cell or organism.
al`lo•pol′y•ploi`dy, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
A high frequency of allopolyploid speciation in the gymnospcrmous genus Ephedra and its possible association with some biological and ecological features.
Karyotype and identification of all homoeologous chromosomes of allopolyploid Brassica napus and Its diploid progenitors.
Sitopsis, Triticeae), which is considered the G- and B-genome ancestor of wild and cultivated allopolyploid wheats [22].
It is also significantly more complicated than the human genome because it is allopolyploid, that is, it arises from the hybridization of different ancestral species (in this case N.
In the last hundred years, several studies were conducted on wheat phylogeny which provides significant insight into the evolutionary background of the definite genomes in allopolyploid species (Gu et al., 2004).
Anderson, "Dynamics of the evolution of orthologous and paralogous portions of a complex locus region in two genomes of allopolyploid wheat," Plant Molecular Biology, vol.
juncea (2n = 36, AABB genome), an allopolyploid commonly called as Indian mustard, contributes more than 80% to the total rapeseed-mustard production in the country and is an important component in the oilseed sector.
Typically, the reads from a given allopolyploid are aligned to a reference transcriptome.