What's the difference between icosahedron and regular?

Icosahedron


Definition:

  • (n.) A solid bounded by twenty sides or faces.

Example Sentences:

  • (1) The dimensions and shape of the head are compatible with those of a regular icosahedron.
  • (2) These data showed the feasibility of the insertion of foreign sequences in a specific antigenically active locus of the poliovirus icosahedron, and suggest some limitations with respect to the sequences to be 'transplanted'.
  • (3) Older cultures revealed clusters of icosahedrons some of which degenerated spontaneously; others were surrounded by proteinic structure having a fringed aspect.
  • (4) Icosahedron-shaped particles with an average diameter of 33 nm were liberated by treatment of the fraction with the detergent Tween 80.
  • (5) Electron microscopic studies demonstrated that purified virions have a typical adenovirus morphologic characteristic, with 50-nm-long fiber projections at each vertex of an 80-nm-diameter icosahedron.
  • (6) The internal space of an icosahedron can optimally be filled by 12 geometrical figures each of which is a combination of a cone and more than half of a sphere.
  • (7) Phage Bam35 is an icosahedron of about 63 nm in diameter.
  • (8) These data predict that the nucleocapsid contains 240 copies of protein and is a T = 4 icosahedron.
  • (9) The virus is composed of 32 hollow morphological units representing a regular T = 3 icosahedron.
  • (10) Treatment of single-capsid rotavirus particles with 30% formamide or 5 M-urea resulted in their degradation, giving rise to very similar products, corresponding to isolated vertices, edges and faces of the virus icosahedron.
  • (11) This virus was an icosahedron of 145 nm and most likely to be placed in the family Iridoviridae.
  • (12) Approximately 15 molecules of IX were found per group of nine hexons and from considerations of symmetry it seemed possible that IX was located at the 'corner to edge' contacts between hexons in the icosahedron.
  • (13) This paper describes a method for the rapid searching of rotational three-dimensional space, relying on the symmetries of the regular icosahedron and dodecahedron.
  • (14) We have found that E1-E2 heterodimers, which form the virus protomeric units, exist in two conformationally distinct forms, reflecting their nonequivalent positions in the icosahedron.
  • (15) The model capsid is defined by the underlying icosahedron, of edge 445 A, upon which hexons are arranged.
  • (16) The virus was sensitive to the action of lipid solvents and trypsin and was rapidly inactivated at pH 3.0 and at temperatures of 50 and 56 C. The virion, an icosahedron consisting of a nucleoid surrounded by a double membrane, measured approximately 135 nm in diameter.
  • (17) Protein-protein associations have been identified which participate in the formation of the icosahedron and these associations are stabilized by intramolecular disulfide bridges (Anthony, R. P., and Brown, D. T., 1990, J. Virol.
  • (18) The measured relative dimensions of the different heads fit best the relative dimensions predicted by a quasi-icosahedral model in which the smallest T4 head corresponds to an icosahedron with a triangulation number T = 21.
  • (19) These phages contain 2-DNA, their head is a regular icosahedron, the tail consisting of a helix of protein subunits is attached to the head by a narrowed segment and is fixed in it by means of a disc-like structure.
  • (20) This can be explained in terms of icosahedron and cuboctahedron type clusters deposited on the surface of the carbon layer.

Regular


Definition:

  • (a.) Conformed to a rule; agreeable to an established rule, law, principle, or type, or to established customary forms; normal; symmetrical; as, a regular verse in poetry; a regular piece of music; a regular verb; regular practice of law or medicine; a regular building.
  • (a.) Governed by rule or rules; steady or uniform in course, practice, or occurence; not subject to unexplained or irrational variation; returning at stated intervals; steadily pursued; orderlly; methodical; as, the regular succession of day and night; regular habits.
  • (a.) Constituted, selected, or conducted in conformity with established usages, rules, or discipline; duly authorized; permanently organized; as, a regular meeting; a regular physican; a regular nomination; regular troops.
  • (a.) Belonging to a monastic order or community; as, regular clergy, in distinction dfrom the secular clergy.
  • (a.) Thorough; complete; unmitigated; as, a regular humbug.
  • (a.) Having all the parts of the same kind alike in size and shape; as, a regular flower; a regular sea urchin.
  • (a.) Same as Isometric.
  • (a.) A member of any religious order or community who has taken the vows of poverty, chastity, and obedience, and who has been solemnly recognized by the church.
  • (a.) A soldier belonging to a permanent or standing army; -- chiefly used in the plural.

Example Sentences:

  • (1) At the time, with a regular supply of British immigrants arriving in large numbers in Australia, Biggs was able to blend in well as "Terry Cook", a carpenter, so well in fact that his wife, Charmian, was able to join him with his three sons.
  • (2) The invaginations were classified into four easily recognized types: regular, chunky, filigree, and ridge (present only in axon hillock regions).
  • (3) He’s been so consistent this season.” Barkley took the two late penalties because the regular taker, Romelu Lukaku, had been withdrawn at half-time with a back injury that is likely to keep the striker out of Saturday’s trip to Stoke City.
  • (4) Thus it is unclear how a language learner determines whether German even has a regular plural, and if so what form it takes.
  • (5) The results indicated that 48% of the sample either regularly checked their own skin or had it checked by another person (such as a spouse), and 17% had been screened by a general practitioner in the preceding 12 months.
  • (6) Both mothers had been sniffing regularly throughout their pregnancies.
  • (7) Eight patients aged 7-15 were using inhaled sympathomimetic aerosols only at the time of buying a nebuliser as compared with most of the older patients, who were using regular oral steroids.
  • (8) When the first recordings of each of infants who died of SIDS, except one who had cyanotic episodes prior to death, were compared to recordings of survivors (six for each case) closely matched for age, gestation, and weight at birth, no differences in breathing patterns or heart or respiratory rates during regular breathing could be demonstrated.
  • (9) We repeat our call for them to do so at the earliest opportunity, and to share those findings so that we can take any appropriate actions.” In the BBC programme the 29-year-old Rupp, who won 10,000m silver at the London 2012 Olympics behind Farah, was accused of having taken testosterone and being a regular user of the asthma drug prednisone, which is banned in competition.
  • (10) The authors propose three regular procedures with which they are experienced: repair with a large retromuscular nonabsorbable synthetic tulle prosthesis for extensive epigastric eventrations, fillup aponeuroplasty using the sheath of the rectus abdominis associated with a premuscular patch in case of diastasis or of multiple superimposed orifices and suture associated with a small retromuscular auxiliary patch to treat small incisional hernias.
  • (11) Meanwhile the Brooklyn Nets, who have been dealing with nothing but bad news since the start of the regular season, will be without Paul Pierce for 2-4 weeks, also due to a right hand fracture.
  • (12) This technique is sensitive to the optical anisotropy within the muscle, including that due to intrinsic properties of the protein molecules as well as that due to the regular arrangement of proteins in the surrounding medium.
  • (13) Reality set in once you got home to your parents and the regular neighborhood kids, and your thoughts turned to new notebooks for the school year and whether you got prettier while you were away and whether your crushes were going to notice.
  • (14) Finally, the contribution of regular dental attendance to periodontal health is discussed.
  • (15) Later Downing Street elaborated on its position, pointing out that Brooks was a constituent of Cameron's and, in any case, "the prime minister regularly meets newspaper executives from lots of different companies".
  • (16) During phase 1 (3-day equilibration period; ad libitum regular hospital diet), plasma choline levels were within the normal range for all subjects.
  • (17) The rationale for the use of exercise as part of the treatment program in type II diabetes is much clearer and regular exercise may be prescribed as an adjunct to caloric restriction for weight reduction and as a means of improving insulin sensitivity in the obese, insulin-resistant individual.
  • (18) Thresholds were measured for detecting perturbations in a regular lattice of dots by modulating local dot density, local dot luminance, or some combination of the two.
  • (19) Adverse events and life status were checked at regular intervals.
  • (20) The tryptic cores from H-2K and H-2D are regularly distinguishable from the thymus-leukemia antigens (TLA) by gel electrophoresis in one dimension.

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