hexaploid


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Related to hexaploid: diandry, amphidiploid

hexaploid

(ˈhɛksəˌplɔɪd) biology
n
(Biology) an organism made up of cells containing six sets of chromosomes
adj
(Biology) having six times the normal number of chromosomes

hex•a•ploid

(ˈhɛk səˌplɔɪd)

adj.
1. having a chromosome number that is six times the haploid number.
n.
2. a hexaploid cell or organism.
[1915–20]
hex′a•ploi`dy, n.
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References in periodicals archive ?
Phylogenetic relationships of Triticum tauschii the D genome donor to hexaploid wheat.
The Genetics of Nitrogen Use on Hexaploid Wheat: N Utilization, Development and Yield, " Theo.
RAPD and SSR based genetic diversity analysis of elite-2 set of synthetic hexaploid wheats.
Research in Western Australia on the herbicide resistance evolution of wild oats has shown that the hexaploid genetic characteristic leads to a delay in the development of resistance traits relative to diploid species such as annual ryegrass.
The DNA content analysis by flow cytometry resulted in histograms with a clear resolution necessary to identify that all control plants were diploid and those treated with the antimitotic substances were diploid, triploid, tetraploid, hexaploid, and mixoploids (Figure 1).
hexaploid levels; one of these has tetraploid and hexaploid cytotypes,
The draft sequence is a major landmark towards obtaining a complete reference sequence of the hexaploid bread wheat genome, the ultimate aim of the International Wheat Genome Sequencing Consortium.
Three waxy proteins are present in hexaploid wheat (Triticum aestivum L.
Festuca carpetana is a hexaploid species, as revealed by the karyological studies of different populations (ORTUNEZ & FUENTE, 1995; FERRERO, 1999; FUENTE & al.
The best semi-dwarfing rootstock currently available is Gisela 5 and this will help to keep your tree to a manageable size, although you might look out for Hexaploid Colt that is nearly as good.
Tricepiro is a synthetic forage crop obtained in Argentina in 1972 by crossing a hexaploid triticale (AABBRR 2n=6x=42) and an octoploid trigopiro (AABBDDJJ, 2n=8x=56) (Covas, 1976, 1989, 1995).
It is unusual among conifers in having a hexaploid genome (Stebbins, 1948; Fozdar and Libby, 1968; Saylor and Simons, 1970; Ahuja and Neale, 2002; Ahuja, 2009).