Meanings
- uncountableA form of aneuploidy featuring the presence of six homologues of the same chromosome.
Thus the condition of quadruplicate tetrasomy, triplicate hexasomy, in the apple, and probably several other data of the literature would deserve a statistical treatment according to Propach’s procedure before attaining classical significance.
1939, B.R. Nebel, “Chromosome Structure” in the Botanical Review V, № 11 (Chromosome Structure, November 1939), page 5861 more example
sSMC are scientifically interesting due to their still not completely understood mode of formation, karyotypic evolution and the fact, that their presence may lead to chromosomal imbalances (partial tri-, tetra- or hexasomies) without detectable clinical consequences.
2007, Thomas Liehr et al., “Small supernumerary marker chromosomes (sSMC) in humans; are there B chromosomes hidden among them?” in Molecular Cytogenetics I, № 12 (2008), page 2 of 7
Origin
Cite this entry
hexasomy. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/hexasomy
“hexasomy.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hexasomy. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “hexasomy,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/hexasomy.
Source: hexasomy on Wiktionary, CC BY-SA 4.0.