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trivalent
(redirected from Trivalents)

    Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.01 sec.
trivalent /tri·va·lent/ (tri-va´lent) having a valence of three.
tri·va·lent (tr-vlnt)
adj.
Having valence 3.
tri·valence, tri·valen·cy n.
trivalent
[trīvā′lənt]
Etymology: Gk, treis + L, valere, to be worth
1 pertaining to an atom or group of atoms with the capability of bonding with or replacing three monovalent elements.
2 designating a vaccine that can prevent diseases or conditions.
trivalent [tri-va´lent]
having a valence of three.
trivalent
having a valence of three.
trivalent phenylorganic arsenicals
includes the pharmaceuticals thiacetarsamide, arsphencomplexamine. See also organic arsenical.
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The frequency of univalents and hetermorphic trivalents at meiosis across a wide range of species in the genus also suggests that chromosome number changes are due to breakages, fusions, or translocations (Wahl, 1940; Hoshino, 1981; Hoshino, 1992; Hoshino et al.
The evolution of chromosome arrangements in Carex (Cyperaceae) by Hipp, Andrew L.; Rothrock, Paul E.; Roalson, Eric H. / The Botanical Review
Whereas the chromosomes of the TMM hybrids paired mostly as M-M bivalents, leaving the T chromosomes as univalents, pairing in the TTM hybrids led predominantly to the formation of trivalents.
A critical review of concepts and methods used in classical genome ... by Seberg, Ole; Petersen, Gitte / The Botanical Review
radiata 2n = 22 st, had up to five st-M-st trivalents in most cells.
Robertsonian fusion and centric fission in karyotype evolution of ... by Jones, Keith / The Botanical Review
 
 
 
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