writhe
41Writhing — Writhe Writhe, v. t. [imp. {Writhed}; p. p. {Writhed}, Obs. or Poetic {Writhen}; p. pr. & vb. n. {Writhing}.] [OE. writhen, AS. wr[=i]?an to twist; akin to OHG. r[=i]dan, Icel. r[=i]?a, Sw. vrida, Dan. vride. Cf. {Wreathe}, {Wrest}, {Wroth}.]… …
42DNA supercoil — Supercoiled structure of circular DNA molecules with low writhe. Note that the helical nature of the DNA duplex is omitted for clarity …
43Tait conjectures — The Tait conjectures are conjectures made by Peter Guthrie Tait in his study of knots. The Tait conjectures involve concepts in knot theory such as alternating knots, chirality, and writhe. All of the Tait conjectures have been solved, the most… …
44Jones polynomial — In the mathematical field of knot theory, the Jones polynomial is a knot polynomial discovered by Vaughan Jones in 1983. Specifically, it is an invariant of an oriented knot or link which assigns to each oriented knot or link a Laurent polynomial …
45Superhelix — A superhelix is a molecular structure in which a helix is itself coiled into a helix. This is significant to both proteins and genetic material, such as overwound circular DNA.The earliest significant reference in molecular biology is from 1971,… …
46Thomas Wriothesley — Sir Thomas Wriothesley (died 24 November 1534) was a long serving officer of arms at the College of Arms in London. He was the son of Garter King of Arms, John Writhe, and he succeeded his father in this office. Personal lifeWriothesley was born… …
47John Mynne — was an English officer of arms. He was the son of Henry Mynne of Gloucestershire, and son in law of John Writhe, the Garter King of Arms from 1478 to 1504.Heraldic careerIt has been claimed that Mynne was York Herald under Henry VII, but this is… …
48Nucleic acid double helix — Double helix redirects here. For other uses, see Double helix (disambiguation). Two complementary regions of nucleic acid molecules will bind and form a double helical structure held together by base pairs. In molecular biology, the term double… …
49squirm — I (New American Roget s College Thesaurus) v. i. twist, turn, thrash (about); wriggle, writhe. See agitation, excitement. II (Roget s IV) v. Syn. wriggle, twist, fidget; see wiggle . III (Roget s 3 Superthesaurus) v. wiggle, wriggle, writhe,… …
50Reidemeister move — In the mathematical area of knot theory, a Reidemeister move refers to one of three local moves on a link diagram. In 1927, J.W. Alexander and G.B. Briggs, and independently Kurt Reidemeister, demonstrated that two knot diagrams belonging to the… …
