What's the difference between discrete and level?

Discrete


Definition:

  • (a.) Separate; distinct; disjunct.
  • (a.) Disjunctive; containing a disjunctive or discretive clause; as, "I resign my life, but not my honor," is a discrete proposition.
  • (a.) Separate; not coalescent; -- said of things usually coalescent.
  • (v. t.) To separate.

Example Sentences:

  • (1) Therefore, neither of these two regions of the Tat protein appear to be discrete activation domains.
  • (2) Interphase death thus involves a discrete, abrupt transition from the normal state and is not merely the consequence of progressive and degenerative changes.
  • (3) One of the HEF bands can be separated from two others with beta-alanine as discrete spacer.
  • (4) In the heart, myocarditis is often discrete, and may be complicated by perivascular fibrosis and rare foci of myocytolysis; in some cases primary lymphomas may also develop.
  • (5) The p30 proteins of murine viruses also contain a second discrete set of antigenic determinants related to those in infectious primate viruses and endogenous porcine viruses, but not detected in the feline leukemia virus group.
  • (6) These transformants were found to possess discrete Hind III fragments containing human Alu family sequences which were conserved in several independent secondary transformants.
  • (7) These results demonstrate, in living human hearts, that diffuse coronary atherosclerosis is often present when coronary angiography reveals only discrete stenoses.
  • (8) The appearance of an abundant class of polyribosomes was correlated with globin synthesis by demonstrating that a discrete class of polyribosomes arises in cells treated with the inducers hexamethylene bisacetamide and hemin.
  • (9) We conclude that: 1) the effective capillary PO2 in the fetal brain can be significantly reduced by increasing the distance between non-methemoglobin-laden erythrocytes in capillaries and 2) hypoxic inhibition of fetal breathing probably arises from discrete areas of the brain having a PO2 less than 3 Torr.
  • (10) The ligands bind at discrete sites in the minor groove of DNA, and analysis on DNA sequencing gels show pronounced protection at the ligand binding sites, as well as more generalized protection.
  • (11) Stuart Forman and Keith Miller describe the physiological, biophysical and molecular biological evidence pointing to the location of a discrete allosteric site on the nicotinic acetylcholine receptor at which local anesthetics act.
  • (12) The lesion presented as a discrete, palpable mass that led to orchiectomy.
  • (13) There were discrete linear relationships between muscle temperature and isometric endurance associated with cycling at 60% and 80% VO2max.
  • (14) Six discrete 'phased' nucleosomes are present upstream from the gene and are modulated by induction.
  • (15) The anterior division can be further parcellated into dorsal, lateral, and ventral areas, and each of these areas, along with the posterior division, can be thought of as containing more-or-less discrete nuclei embedded within a relatively undifferentiated region.
  • (16) Thus, SA may be controlled by a discrete number of motoneuron task groups reflecting a small number of central command signals or by a continuum of activation patterns associated with a continuum of moment arms.
  • (17) A CT scan of the brain showed numerous small discrete lesions.
  • (18) The starting dose of paroxetine was 20 mg daily and of amitriptyline 75 mg daily in divided doses; at week 3 these doses could be increased at the investigators' discretion.
  • (19) By using regression analysis on a series of subsets of Ra3 responders and nonresponders, we obtained data supporting the concept of discrete "responder" and "nonresponder" phenotypes.
  • (20) These observations suggest that the inner dynein arms in Chlamydomonas axonemes are aligned not in a single straight row, but in a staggered row or two discrete rows.

Level


Definition:

  • (n.) A line or surface to which, at every point, a vertical or plumb line is perpendicular; a line or surface which is everywhere parallel to the surface of still water; -- this is the true level, and is a curve or surface in which all points are equally distant from the center of the earth, or rather would be so if the earth were an exact sphere.
  • (n.) A horizontal line or plane; that is, a straight line or a plane which is tangent to a true level at a given point and hence parallel to the horizon at that point; -- this is the apparent level at the given point.
  • (n.) An approximately horizontal line or surface at a certain degree of altitude, or distance from the center of the earth; as, to climb from the level of the coast to the level of the plateau and then descend to the level of the valley or of the sea.
  • (n.) Hence, figuratively, a certain position, rank, standard, degree, quality, character, etc., conceived of as in one of several planes of different elevation.
  • (n.) A uniform or average height; a normal plane or altitude; a condition conformable to natural law or which will secure a level surface; as, moving fluids seek a level.
  • (n.) An instrument by which to find a horizontal line, or adjust something with reference to a horizontal line.
  • (n.) A measurement of the difference of altitude of two points, by means of a level; as, to take a level.
  • (n.) A horizontal passage, drift, or adit, in a mine.
  • (a.) Even; flat; having no part higher than another; having, or conforming to, the curvature which belongs to the undisturbed liquid parts of the earth's surface; as, a level field; level ground; the level surface of a pond or lake.
  • (a.) Coinciding or parallel with the plane of the horizon; horizontal; as, the telescope is now level.
  • (a.) Even with anything else; of the same height; on the same line or plane; on the same footing; of equal importance; -- followed by with, sometimes by to.
  • (a.) Straightforward; direct; clear; open.
  • (a.) Well balanced; even; just; steady; impartial; as, a level head; a level understanding. [Colloq.]
  • (a.) Of even tone; without rising or falling inflection.
  • (v. t.) To make level; to make horizontal; to bring to the condition of a level line or surface; hence, to make flat or even; as, to level a road, a walk, or a garden.
  • (v. t.) To bring to a lower level; to overthrow; to topple down; to reduce to a flat surface; to lower.
  • (v. t.) To bring to a horizontal position, as a gun; hence, to point in taking aim; to aim; to direct.
  • (v. t.) Figuratively, to bring to a common level or plane, in respect of rank, condition, character, privilege, etc.; as, to level all the ranks and conditions of men.
  • (v. t.) To adjust or adapt to a certain level; as, to level remarks to the capacity of children.
  • (v. i.) To be level; to be on a level with, or on an equality with, something; hence, to accord; to agree; to suit.
  • (v. i.) To aim a gun, spear, etc., horizontally; hence, to aim or point a weapon in direct line with the mark; fig., to direct the eye, mind, or effort, directly to an object.

Example Sentences:

  • (1) Cancer patients showed abnormally high plasma free tryptophan levels.
  • (2) Similar experimental manipulation has yielded in vitro lines established from avian B-cell lymphomas expressing elevated levels of c-myc or v-rel.
  • (3) Multiple stored energy levels were randomly tested and the percent successful defibrillation was plotted against the stored energy, and the raw data were fit by logistic regression.
  • (4) Serum levels of both dihydralazine and metabolites were very low and particularly below the detection limit.
  • (5) Carbon dioxide (CO2) levels, volumes, and temperatures of expired gas were measured from the tracheal and esophageal tubes.
  • (6) Since fingernail creatinine (Ncr) reflects serum creatinine (Scr) at the time of nail formation, it has been suggested that Ncr level might represent that of Scr around 4 months previously.
  • (7) Disease stabilisation was associated with prolonged periods of comparatively high plasma levels of drug, which appeared to be determined primarily by reduced drug clearance.
  • (8) The significance of minor increases in the serum creatinine level must be recognized, so that modifications of drug therapy can be made and correction of possibly life-threatening electrolyte imbalances can be undertaken.
  • (9) The high amino acid levels in the cells suggest that these cells act as inter-organ transporters and reservoirs of amino acids, they have a different role in their handling and metabolism from those of mammals.
  • (10) LHRH therapy leads to higher plasma LH levels and a lower FSH in response to an intravenous LHRH test.
  • (11) On the other hand, the LAP level, identical in preterms and SDB, is lower than in full-term infants but higher than in adults.
  • (12) BL6 mouse melanoma cells lack detectable H-2Kb and had low levels of expression of H-2Db Ag.
  • (13) Together these results suggest that IVC may operate as a selective activator of calpain both in the cytosol and at the membrane level; in the latter case in synergism with the activation induced by association of the proteinase to the cell membrane.
  • (14) Participants (n=165) entering a week-long outpatient education program completed a protocol measuring self-care patterns, glycosylated hemoglobin levels, and emotional well-being.
  • (15) Measurement of the intraspinal monoamine level revealed a decrease in the intraspinal norepinephrine level in the treated animals.
  • (16) The level of gadd45 mRNA increased rapidly after X rays at doses as low as 2 Gy.
  • (17) Irrespective of the type of arthropathy, synovial fluid dialysable hydroxyproline levels correlate with urinary hydroxyproline excretion.
  • (18) This induction is sensitive to actinomycin D but not to protein synthesis inhibitor puromycin, indicating an effect of estradiol at the transcriptional level, possibly mediated by the estrogen receptor.
  • (19) Quantitative determinations indicate that the amount of PBG-D mRNA is modulated both by the erythroid nature of the tissue and by cell proliferation, probably at the transcriptional level.
  • (20) This new observation offers good possibilities to study the metabolism of tryptophan at the cellular level.