Polyploidy is a condition in which the cells of an organism have more than one pair of (homologous) chromosomes. Most species whose cells have nuclei (eukaryotes)...
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Ploidy (section Polyploidy)
all grasses are polyploid. Many animals are uniformly diploid, though polyploidy is common in invertebrates, reptiles, and amphibians. In some species...
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Rosa canina (redirect from Permanent odd polyploidy)
meiosis which is sometimes called permanent odd polyploidy, although it can also occur with even polyploidy (e.g. in tetraploids or hexaploids). Regardless...
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investigate the origin of a peculiar genetic component in Sequoioideae, the polyploidy of Sequoia—and generated a notable exception that calls into question...
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Plant evolution (section Polyploidy)
asexually much more easily than most animals. They are also capable of polyploidy – where more than two chromosome sets are inherited from the parents....
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Speciation (section Speciation via polyploidy)
ongoing discussion. Rapid sympatric speciation can take place through polyploidy, such as by doubling of chromosome number; the result is progeny which...
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lamarckiana, was central to early genetics research into mutationism and polyploidy. It is also more occasionally done in the livestock and pet trades; some...
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degree in 1952 for his thesis "Species Differentiation, and the Nature of Polyploidy in certain species of the genus Solanum – section Tuberarium". The following...
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lima bean. In wheat, domestication involved repeated hybridization and polyploidy. These steps are large and essentially instantaneous changes to the genome...
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gene transfer; new species can arise rapidly through hybridisation and polyploidy; and species may become extinct for a variety of reasons. Viruses are...
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1920s, that wheat was divided into 3 ploidy levels. As with many grasses, polyploidy is common in wheat. There are two wild diploid (non-polyploid) wheats...
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absence of mitosis, which leads to elevated nuclear gene content and polyploidy. Endoreduplication can be understood simply as a variant form of the mitotic...
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Gene duplication (section Polyploidy)
include ectopic recombination, retrotransposition event, aneuploidy, polyploidy, and replication slippage. Duplications arise from an event termed unequal...
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Inbreeding depression (section Polyploidy)
themselves growing in a novel environment with no conspecifics present. Polyploidy (having more than two paired sets of each chromosome), which is prevalent...
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Fragaria (section Polyploidy unknown)
They all have seven basic types of chromosomes, but exhibit different polyploidy. Some species are diploid, having two sets of the seven chromosomes (14...
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Taro (section Polyploidy breeding)
Taro (/ˈtɑːroʊ, ˈtær-/; Colocasia esculenta) is a root vegetable. It is the most widely cultivated species of several plants in the family Araceae that...
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inversion Chromosomal translocation Numerical alterations Aneuploidy Euploidy Polyploidy Paleopolyploidy Polyploidization Structures Telomere: Telomere-binding...
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Sequencing of its genome showed that the evolution of avocados was shaped by polyploidy events and that commercial varieties have an hybrid origin. Avocado trees...
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original on 30 July 2024. Retrieved 9 August 2024. Ranney, Thomas G. "Polyploidy: From Evolution to Landscape Plant Improvement". Proceedings of the 11th...
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prescriptions. Colchicine is widely used in plant breeding to induce polyploidy, in which the number of chromosomes in plant cells are doubled. This frequently...
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2n=24 chromosomes, but the number may be a higher multiple of 12 due to polyploidy. Wild potatoes, of which there are about 200, are predominantly diploid...
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makes resolution difficult. Markings like "6N" indicate the degree of polyploidy of each species: During 10,000 years of cultivation, numerous forms of...
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sect. Melioides) of east-central North America: Taxonomic concepts and polyploidy" (PDF). Phytoneuron. 2017–28: 1–36. ISSN 2153-733X. Retrieved 8 January...
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1094/MPMI-05-11-0114. PMID 21995796. Doyle JJ (2012). "Polyploidy in legumes". In Soltis PS, Soltis DE (eds.). Polyploidy and genome evolution. Berlin, Heidelberg:...
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the genus is 13, and most species are diploid (2n=26). However, natural polyploidy exists, particularly in Jasminum sambac (triploid 3n=39), Jasminum flexile...
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characteristic known as polyploidy, a condition in which the species has more than two complete sets of chromosomes. A result of polyploidy is that the phenotype...
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novel invasive plants that are better adapted to their surroundings. Polyploidy is also observed to be strongly selected for among some invasive populations...
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chromosomal regions, increasing the dosage of the genes located within them. Polyploidy, duplication of entire sets of chromosomes, potentially resulting in a...
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reproductive isolation or through hybridization[citation needed] and polyploidy in plants, and have not dispersed beyond a limited range. Paleoendemism...
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random environmental fluctuations. There is a possible connection between polyploidy (having more than two copies of one's chromosomes) and perenniality. One...
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