What's the difference between core and crux?

Core


Definition:

  • (n.) A body of individuals; an assemblage.
  • (n.) A miner's underground working time or shift.
  • (n.) A Hebrew dry measure; a cor or homer.
  • (n.) The heart or inner part of a thing, as of a column, wall, rope, of a boil, etc.; especially, the central part of fruit, containing the kernels or seeds; as, the core of an apple or quince.
  • (n.) The center or inner part, as of an open space; as, the core of a square.
  • (n.) The most important part of a thing; the essence; as, the core of a subject.
  • (n.) The prtion of a mold which shapes the interior of a cylinder, tube, or other hollow casting, or which makes a hole in or through a casting; a part of the mold, made separate from and inserted in it, for shaping some part of the casting, the form of which is not determined by that of the pattern.
  • (n.) A disorder of sheep occasioned by worms in the liver.
  • (n.) The bony process which forms the central axis of the horns in many animals.
  • (v. t.) To take out the core or inward parts of; as, to core an apple.
  • (v. t.) To form by means of a core, as a hole in a casting.

Example Sentences:

  • (1) Even with hepatic lipase, phospholipid hydrolysis could not deplete VLDL and IDL of sufficient phospholipid molecules to account for the loss of surface phospholipid that accompanies triacylglycerol hydrolysis and decreasing core volume as LDL is formed (or for conversion of HDL2 to HDL3).
  • (2) Hoursoglou thinks a shortage of skilled people with a good grounding in core subjects such as maths and science is a potential problem for all manufacturers.
  • (3) Schneiderlin, valued at an improbable £27m, and the currently injured Jay Rodriguez are wanted by their former manager Mauricio Pochettino at Spurs, but the chairman Ralph Krueger has apparently called a halt to any more outgoings, saying: “They are part of the core that we have decided to keep at Southampton.” He added: “Jay Rodriguez and Morgan Schneiderlin are not for sale and they will be a part of our club as we enter the new season.” The new manager Ronald Koeman has begun rebuilding by bringing in Dusan Tadic and Graziano Pellè from the Dutch league and Krueger said: “We will have players coming in, we will make transfers to strengthen the squad.
  • (4) Core biopsy with computed tomography (CT) or ultrasound (US) guidance may be such an alternative, particularly when a spring-loaded firing device is used.
  • (5) Core enzyme, lacking omega subunit, catalyzed this reaction at a rate less than 1% that of holoenzyme.
  • (6) The specified region of the inner E2 core domain was highly homologous to the region of the E2 subunit of pyruvate dehydrogenase and alpha-ketoglutarate dehydrogenase.
  • (7) Each species has approximately 500 core histones cluster repeats per haploid genome.
  • (8) Thus there may be four types of LPS in PACI: one contains unsubstituted core polysaccharide and yields L2 on acid hydrolysis, another has short antigenic side-chains of the SR type and yields the LI fraction, while the two high molecular weight fractions are derived from core polysaccharides with different side-chains.
  • (9) Peptidoglycan synthesis is unaffected by the mutations affecting the core glycosyltransferases.
  • (10) The common atoms of the [3Fe-4S] and [4Fe-4S] cores agree within 0.1 A; the three common cysteinyl S gamma ligand atoms agree within 0.25 A.
  • (11) Tachycardia, pulmonary hypertension, increased venous oxygen desaturation, and increasing core temperature develop as the syndrome progresses.
  • (12) Some aspects of the life structure, of course, are also unconscious, namely, those having to do with attempted solutions to core personality conflicts and those reflecting modes of ego functioning.
  • (13) The interaction was specific for the DNA-binding activity of receptor, since H1 histones inhibit neither T3-binding activity nor core histone-binding activity of receptor.
  • (14) In contrast to the defect in another packaging-deficient mutant ts1201, the block in the formation of dense-cored, DNA-containing capsids in ts1233-infected cells at the NPT could not be reversed by transferring the cells to the permissive temperature in the presence of a protein synthesis inhibitor.
  • (15) Steady state levels of chloroplast mRNA encoding the core PSII polypeptides remain nearly constant in the light or the dark and are not affected by the developmental stage of the plastid.
  • (16) Viral particles in the cultures and the brain were of various sizes and shapes; particles ranged from 70 to over 160 nm in diameter, with a variable position of dense nucleoids and less dense core shells.
  • (17) The ternary complex consisting of a 65-kDa peptide originating from the proteoglycan core protein and a 43-kDa link protein bound to hyaluronic acid was purified from a clostripain digest of the rat chondrosarcoma aggregating proteoglycan and 14C-carbamylated with potassium [14C]cyanate.
  • (18) The binding of 125I-labeled core protein to immobilized fibronectin was inhibited by soluble fibronectin and by soluble cold core protein but not by albumin or gelatin.
  • (19) Intact wild-type cells, or those of a mutant in which the core region of the lipopolysaccharide was absent, were equally resistant to pronase treatment.
  • (20) The others had the structures galactosyl-galactosyl-xylosyl-4-methylumbelliferone and galactosyl-xylosyl-4-methylumbelliferone, respectively, representing the linkage region between the glycosaminoglycan chains and core protein, except that 4-methylumbelliferone replaced the amino acid.

Crux


Definition:

  • (n.) Anything that is very puzzling or difficult to explain.

Example Sentences:

  • (1) Although the most common pattern is for the right coronary artery to bifurcate at the crux giving the posterior descending (posterior interventricular) artery, a branch may arise before the crux, either as an aberrant acute marginal artery or as an early posterior descending artery, crossing the diaphragmatic surface of the right ventricle.
  • (2) Kafala sponsorship system At the crux of the debate over how Qatar and its Gulf neighbours treat migrant workers, human rights groups have long called for the kafala system that ties workers to their employers to be abolished.
  • (3) The crux of the trisection strategy is to restrict attention to the smallest block of ordered loci among which the new locus can fall and to divide this block into thirds for the next comparison.
  • (4) Bidirectional continuous turbulent Doppler signals were detected in the proximal portions of the dilated right and left coronary arteries, in the distal portions of the fistulas around the crux and in the right atrium.
  • (5) The crux is that the culling proposed by the government is very different to that in the earlier £50m RBCT.
  • (6) But the crux of the rift among Republicans is what to do about the roughly 11 million undocumented immigrants living in the US.
  • (7) That said, yeah, I think both public and private perception that big powerful game consoles are still somehow the crux or core focus of videogames will go away over the next few years, but even with the Vita TV and iPad Whatever and Steamboxes, I don't see these cannibalising enough of the existing console audience to actually make these things go away.
  • (8) These views provide improved visualization of the proximal branches of the left coronary artery, the region of the crux of the right coronary artery, and the left ventricle in the left anterior oblique projection; structures which in the conventional projections are often superimposed on one another or are foreshortened.
  • (9) The Mistake Creek Massacre, an indigenous painting at the crux of Australia’s culture wars.
  • (10) The septum which separated it from the main chamber was directed to the crux of the heart.
  • (11) I would say take it out, but it forms the crux of the call and is VERY funny.
  • (12) "We've won it," came the crux of Tenenbaum's translation.
  • (13) The crux of Muñoz Marín’s ridiculously illogical argument – one cannot achieve “political freedom” and be “deadset against colonialism” when one is not “demanding independence” or “asking for statehood” – illustrates how the island’s mostly white, male and affluent political class never had a real vision for Puerto Ricans or Puerto Rico , even from the outset of Muñoz Marín’s failed “commonwealth” experiment that he sold his fellow boricuas .
  • (14) In other words, the crux of this tale isn't Toronto city council's softness, it's Toronto voters' wildcard craziness.
  • (15) Cynics may ask: “If it is that simple, why can it not happen all the time?” That for me is the crux of the matter.
  • (16) The mass media campaign was important, but the party says the crux of its strategy was face-to-face meetings, conversation-by-conversation.
  • (17) The crux of the matter is whether the virus recovered from or detected in the cornea is 1) truly latent in cell populations that are nonneuronal; 2) resident in the cornea, replicating at a slow rate; or 3) newly arrived in the cornea following ganglionic reactivation.
  • (18) ", the memo said: "In typical fashion, while the government of Libya's public criticism has comprised pseudo-populist rhetoric against "the forces of Zionism", the crux of the matter is in fact about personal relations and politics."
  • (19) Because estimates of recombination are different in each set of data, the crux of the problem is to present scores that provide a close approximation to the true likelihood away from maximum likelihood (ML).
  • (20) Finally, the distribution of blood vessels within the retina formed a watershed pattern with its crux centered on the ridge of this horizontally oriented high-density zone.