- Describes the coiling of the two strands of the double-stranded DNA molecule, resembling a spiral staircase in which the base pairs form the steps and the sugar-phosphate backbones form the rails on each side. One strand runs 3'?5', while the complementary one runs 5'?3'
Glossary of Biotechnology for Food and Agriculture . 2015.
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double helix — double helix. См. двойная спираль [ДНК]. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) … Молекулярная биология и генетика. Толковый словарь.
double helix — n technical a shape consisting of two parallel ↑spirals that twist around the same centre, found especially in the structure of ↑DNA … Dictionary of contemporary English
double helix — ► NOUN ▪ a pair of parallel helices intertwined about a common axis, especially that in the structure of DNA … English terms dictionary
double helix — n. the characteristic helical structure of the two complementary chains of nucleotides in DNA: the chains are linked by hydrogen bonds and coil around a single axis … English World dictionary
Double helix — In geometry a double helix (plural helices ) typically consists of two congruent helices with the same axis, differing by a translation along the axis, which may or may not be half way. [ [http://demonstrations.wolfram.com/DoubleHelix/ Double… … Wikipedia
Double helix — The structure of DNA with the two strands of DNA spiraling about one other. The double helix looks something like an immensely long ladder twisted into a helix, or coil. The sides of the ladder are formed by a backbone of sugar and phosphate… … Medical dictionary
double helix — noun a pair of parallel helices intertwined about a common axis the shape of the DNA molecule is a double helix • Hypernyms: ↑helix, ↑spiral * * * noun, pl ⋯ helices also ⋯ helixes [count] technical : the shape formed by two parallel lines that… … Useful english dictionary
double helix — UK / US noun [countable] Word forms double helix : singular double helix plural double helixes or double helices biology the dna molecule that consists of two chains of nucleotides and has a shape like a twisted ladder … English dictionary
double helix — dvivijė spiralė statusas T sritis chemija apibrėžtis Spiralė, susidedanti iš dviejų komplementarių antilygiagrečių DNR grandinių. atitikmenys: angl. double helix rus. двойная спираль ryšiai: sinonimas – dviguboji spiralė … Chemijos terminų aiškinamasis žodynas
double helix — noun Date: 1954 a helix or spiral consisting of two strands in the surface of a cylinder that coil around its axis; especially the structural arrangement of DNA in space that consists of paired polynucleotide strands stabilized by cross links… … New Collegiate Dictionary
double helix — Conformation of a DNA molecule like a ladder twisted into a helix … Dictionary of molecular biology