double helix


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double helix

n.
The coiled structure of double-stranded DNA in which strands linked by hydrogen bonds form a spiral configuration, with the two strands oriented in opposite directions.

double helix

n
(Biochemistry) biochem the form of the molecular structure of DNA, consisting of two helical polynucleotide chains linked by hydrogen bonds and coiled around the same axis

dou′ble he′lix


n.
the spiral arrangement of the two complementary strands of DNA.
[1953]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.double helix - a pair of parallel helices intertwined about a common axisdouble helix - a pair of parallel helices intertwined about a common axis; "the shape of the DNA molecule is a double helix"
helix, spiral - a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
References in periodicals archive ?
Many will be familiar with the form of the double helix, the elegant spiral that is made of the double-stranded molecules of nucleic acids such as DNA that are one of the fundamental building blocks of life.
v=TNKWgcFPHqw) DNA is replicated - the genetic version of copying and pasting - the two strands of its iconic double helix shape split apart like a zipper.
off, abandoned by the piano, one double helix before the sink, two wads
Baker's piece is one of 21 inspired double helix sculptures on show across London for the next 10 weeks before being auctioned at Christies in September.
TEHRAN (FNA)- The DNA encoding all life on Earth is made of four building blocks called nucleotides, commonly known as 'letters,' that line up in pairs and twist into a double helix.
The 20-storey Agora Tower is designed to resemble the double helix structure of DNA, with two helicoidal towers twisting around a fixed central core.
Summary: The DNA double helix is naturally occurring.
Blandford sees the acquisi-tion as giving Amazon access to a young, male audience, enabling it to cross-sell its gaming products to them - it has a growing gaming busi- ness and bought the Killer Instinct developer Double Helix Games earlier this year.
One thinks of women such as Marie Curie on radiation or Rosalind Franklin, so shamefully overlooked on the Double Helix and DNA.
The new nucleotides, also called bases, are dubbed X and Y, and pair with each other in DNA's double helix just as DNA's four natural nucleotides form couplets.
Kimerling said Double Helix recently brought its first official beta product to market and is currently in talks for "strategic partnerships.
Encoded" in the double helix is the entire genome of the creature to whom the cell belongs.