What's the difference between composition and homogeneous?

Composition


Definition:

  • (n.) The act or art of composing, or forming a whole or integral, by placing together and uniting different things, parts, or ingredients.
  • (n.) The invention or combination of the parts of any literary work or discourse, or of a work of art; as, the composition of a poem or a piece of music.
  • (n.) The art or practice of so combining the different parts of a work of art as to produce a harmonious whole; also, a work of art considered as such. See 4, below.
  • (n.) The act of writing for practice in a language, as English, Latin, German, etc.
  • (n.) The setting up of type and arranging it for printing.
  • (n.) The state of being put together or composed; conjunction; combination; adjustment.
  • (n.) A mass or body formed by combining two or more substances; as, a chemical composition.
  • (n.) A literary, musical, or artistic production, especially one showing study and care in arrangement; -- often used of an elementary essay or translation done as an educational exercise.
  • (n.) Consistency; accord; congruity.
  • (n.) Mutual agreement to terms or conditions for the settlement of a difference or controversy; also, the terms or conditions of settlement; agreement.
  • (n.) The adjustment of a debt, or avoidance of an obligation, by some form of compensation agreed on between the parties; also, the sum or amount of compensation agreed upon in the adjustment.
  • (n.) Synthesis as opposed to analysis.

Example Sentences:

  • (1) The resulting dose distribution is displayed using traditional 2-dimensional displays or as an isodose surface composited with underlying anatomy and the target volume.
  • (2) The urine compositions of the European mole Talpa europaea and of the white rat Rattus norvegicus (albino) kept on a carnivore's diet were compared.
  • (3) To determine the influence of cetylpyridinium chloride (CPC) adsorption on the wettability and elemental surface composition of human enamel, with and without adsorbed salivary constituents, surface-free energies and elemental compositions were determined.
  • (4) Abruptly changing cows from one feeding system to another did not influence milk yield, milk composition, or body weight gain.
  • (5) In spite of important differences in size, chemical composition, polymer density, and configuration, biological macromolecules indeed manifest some of the essential physical-chemical properties of gels.
  • (6) Protein composition was determined in mesenteric lymph chylomicrons from fat-fed rats.
  • (7) In vitro transcription products were analyzed for their 5' end sequences and their oligonucleotide compositions.
  • (8) The antigenic composition of an extract of rat dust, as a source of aeroallergens for rat-sensitive individuals, has been investigated and compared to the antigenic composition of rat saliva and urine.
  • (9) With better understanding of metabolic and compositional requirements, great advances have been made in the area of total parenteral nutrition.
  • (10) The usefulness of the proposed method is obvious in cases where the composition of a precipitate on LM scale is to be compared with the LM appearance of the surrounding tissue.
  • (11) This study examined the association between diet composition, particularly dietary fat intake, and body-fat percentage in 205 adult females.
  • (12) The specific rates of degradation of L-arginine-AMC, gly-proline-AMC, N-alpha-benzoyl-L-arginine-AMC and N-[p-toluene-sulphonyl]gly-pro-arginine-AMC were significantly greater in that group, indicating that the composition of their gingival crevicular fluid was different from that of the gingivitis group.
  • (13) Variations in light chain composition, particularly fast and slow myosin light chain 1, appeared to occur independently of the variations in heavy chain composition, suggesting that some myosin molecules consist of mixtures of slow- and fast-type subunits.
  • (14) Changes in the plasma lipid composition are observed in patients and animals with malignancy and certain other diseases that are consistent with peroxidation of plasma lipoprotein lipids.
  • (15) These two crystallins were compared with respect to their native molecular masses, subunit structures, peptide mapping and amino acid compositions in order to establish the identity of each crystallin.
  • (16) Essential characteristics of the composite bone cement included a homogeneous and uniform fiber distribution, and a minimal increase in apparent viscosity of the polymerizing cement.
  • (17) Histochemical and immunocytochemical staining of the outgrowths with reagents that depict epithelial, myoepithelial, and lactating alveolar cells (peanut lectin alone, monoclonal and polyclonal antibodies to rat caseins) indicate similar cell compositions and arrangements for all outgrowths irrespective of their source; these are also similar to the mammary glands of the perphenazine-stimulated or lactating hosts.
  • (18) The PC modification was affected by the fatty acid composition of the exogenous PC species.
  • (19) Intrinsic bending of the 527-bp fragment (bend center approximately at bp 240) was represented as a composite of at least two components located near bp 170 and near bp 260.
  • (20) It is inferred that in this experimental model (1) high-density lipoproteins are probably excreted in the glomerular filtrate, (2) alterations in the composition of the excreted lipoproteins may occur during their passage through the nephron.

Homogeneous


Definition:

  • (a.) Of the same kind of nature; consisting of similar parts, or of elements of the like nature; -- opposed to heterogeneous; as, homogeneous particles, elements, or principles; homogeneous bodies.
  • (a.) Possessing the same number of factors of a given kind; as, a homogeneous polynomial.

Example Sentences:

  • (1) The extents of phospholipid hydrolysis were relatively low in brain homogenates, synaptic plasma membranes and heart ventricular muscle.
  • (2) The constitution of chromosomes in the two plasmacytomas remained remarkably stable in their homogeneous modal population.
  • (3) Gel filtration of the 40,000 rpm supernatant fraction of a homogenate of rat cerebral cortex on a Sepharose 6B column yielded two fractions: fraction II with the "Ca(2+) plus Mg(2+)-dependent" phosphodiesterase activity and fraction III containing its modulator.
  • (4) ASF-II was purified to apparent homogeneity by using concanavalin A-agarose affinity chromatography, DEAE-cellulose chromatography, alumina gel adsorption, and isoelectric focussing techniques.
  • (5) Concentrations of alpha-lactalbumin and alpha s1-casein were measured in media and explant homogenates by radioimmunoassay, as an index of lactogenesis.
  • (6) Further subfractionation disclosed that the acetyltransferase activity was most enriched in the Golgi fraction, in which its specific activity was some ninefold greater than in the total homogenate.
  • (7) Gamma-irradiated splenic homogenates of armadillos infected with M. leprae proved sterile by conventional tests and media.
  • (8) A technique, using Nuclepore polycarbonate membrane filters as a containing medium for very small volumes of ionic standard solutions, to produce homogeneous ice standards is described.
  • (9) In vitro studies showed that BOF-A2 was rapidly degraded to EM-FU and CNDP in homogenates of the liver and small intestine of mice and rats, and in sera of mice, rats and human, and the conversion of EM-FU to 5-FU occurred only in the microsomal fraction of rat liver in the presence of NADPH.
  • (10) Plasma membranes were obtained from a homogeneous population of rabbit red blood cells at different maturation periods.
  • (11) The effect of diethylstilbestrol (DES) on the percent conversion of a 14C-progesterone (14C-P) substrate to 14C-testosterone (14C-T) when added to incubates fo rat testicular homogenates has been measured.
  • (12) While the reduced form of the "derived" polyphenolic compounds, generated during tissue homogenization, appeared to enhance dye binding with bovine serum albumin, their influence on the protein assay directly in crude homogenates was extremely diverse.
  • (13) Enzyme prepared in this manner was homogeneous according to electrophoresis on sodium dodecyl sulfate-polyacrylamide gels and immunoelectrophoresis using antiserum directed against it.
  • (14) In voltage-clamp experiments the ion current flowing through the channels was homogeneous indicating a defined conformation and a uniform size.
  • (15) The inhibitory effect was not due to contaminating rT3 in the liver homogenates.
  • (16) The final preparation was homogeneous and a single polypeptide of 18,000 daltons as judged by SDS-polyacrylamide gel electrophoresis.
  • (17) This enzyme was purified to homogeneity and exhibited an apparent molecular weight of 36,000 on sodium dodecyl sulfate gels and 180,000 on a TSK G-3000SW column in the presence of Triton X-100.
  • (18) Computed tomography (CT) is the most sensitive radiologic study for detecting these tumors, which usually are small, round, sharply marginated, and of homogeneous soft tissue density.
  • (19) Thus, whereas CD3-associated molecules isolated from polyclonal CD3+WT31+ populations (expanded in IL 2 under the same culture conditions) appeared as diffuse bands, CD3-associated molecules isolated from CD3+WT31- populations displayed a homogeneous molecular mass.
  • (20) Although this operational classification does not produce etiologically homogeneous groups, it is believed to have pragmatic utility with respect to planning targeted surveillance and management strategies.