What's the difference between capacity and role?

Capacity


Definition:

  • (n.) The power of receiving or containing; extent of room or space; passive power; -- used in reference to physical things.
  • (n.) The power of receiving and holding ideas, knowledge, etc.; the comprehensiveness of the mind; the receptive faculty; capability of undestanding or feeling.
  • (n.) Ability; power pertaining to, or resulting from, the possession of strength, wealth, or talent; possibility of being or of doing.
  • (n.) Outward condition or circumstances; occupation; profession; character; position; as, to work in the capacity of a mason or a carpenter.
  • (n.) Legal or noral qualification, as of age, residence, character, etc., necessary for certain purposes, as for holding office, for marrying, for making contracts, will, etc.; legal power or right; competency.

Example Sentences:

  • (1) Simplicity, high capacity, low cost and label stability, combined with relatively high clinical sensitivity make the method suitable for cost effective screening of large numbers of samples.
  • (2) Radioligand binding studies revealed the presence of a single class of high-affinity (Kd = 2-6 X 10(-10) M) binding sites for ET-1 in both cells, although the maximal binding capacity of cardiac receptor was about 6- to 12-fold greater than that of vascular receptor.
  • (3) These results could be explained by altered tissue blood flow and a decreased metabolic capacity of the liver in obese subjects.
  • (4) Peak Expiratory Flow and Forced Expiratory Mean Flows in the ranges 0-25%, 25-50% and 50-75% of Forced Vital Capacity were significantly reduced in animals exposed to gasoline exhaust fumes, whereas the group exposed to ethanol exhaust fumes did not differ from the control group.
  • (5) Polyribosomes isolated from the livers of rats sacrificed 6 h after treatment with actinomycin D showed a 42% reduction in their capacity to bind anti-RSA Fab'.
  • (6) Escherichia enterotoxigenic strains, Yersinia enterocolitica and Salmonella typhimurium virulent strains, Campylobacter jejuni clinical isolates possess more pronounced capacity for adhesion to enteric cells of Peyer's plaques than to other types of epithelial cells, which may be of importance in the pathogenesis of these infections.
  • (7) An inverse relationship between the pumping capacity of the heart and vascular resistance was confirmed at different stages of examination and treatment of the patients.
  • (8) Another important factor, however, seems to be that patients, their families, doctors and employers estimate capacity of performance on account of the specific illness, thus calling for intensified efforts toward rehabilitation.
  • (9) These results indicate that both the renal brush-border and basolateral membranes possess the Na(+)-dependent dicarboxylate transport system with very similar properties but with different substrate affinity and transport capacity.
  • (10) A conventional liquid chromatograph with a low capacity column and a conductimetric detector is used to analyze aerosols of Cl-, Br-, NO-3 and SO=4 with good results.
  • (11) In addition to esophageal manometry, we also performed acid-clearance studies and examined salivary output, acid-neutralizing capacity, and bicarbonate concentration.
  • (12) This capacity is expressed during incubation of the bacteria with the substrate and needs a source of carbon and other energy metabolites.
  • (13) In lactate medium the capacity of each AIB carrier is unchanged but its affinity is reduced to one-third.
  • (14) Ultraviolet difference spectrophotometry indicates that the inactivated enzyme retains its capacity for binding the nucleotide substrates whereas the spectral perturbation characteristic of 3-phosphoglycerate binding is abolished in the modified enzyme.
  • (15) The absolute level of ventilatory capacity resembles that of Nepalese children and differs from that of some other groups.
  • (16) The functional capacity to present antigens to T cells was lacking in normal resting B cells, but was acquired following LK treatment.
  • (17) The immunodetectable PKC level in hypothyroid liver was elevated 7.7-fold, whereas the phorbol-ester binding capacity and the immunodetectable alpha-PKC level were increased 2.4- and 2.6-fold, respectively.
  • (18) An operant delayed-matching task was used to assess the role of proactive interference (PI) effects on short-term memory capacity of rats.
  • (19) Utilizing a range of operative Michaelis-Menten parameters that characterize phenytoin elimination via a single capacity-limited pathway, a situation assuming instantaneous absorption (case I) is compared with the situation in which continuous constant-rate absorption occurs (case II).
  • (20) In order to obtain the most suitable mobile phase, we studied the influence of pH and acetonitrile content on the capacity factor (k').

Role


Definition:

  • (n.) A part, or character, performed by an actor in a drama; hence, a part of function taken or assumed by any one; as, he has now taken the role of philanthropist.

Example Sentences:

  • (1) The role of the family practitioner in antenatal care is discussed.
  • (2) 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.
  • (3) These results demonstrate that increased availability of galactose, a high-affinity substrate for the enzyme, leads to increased aldose reductase messenger RNA, which suggests a role for aldose reductase in sugar metabolism in the lens.
  • (4) In this study, the role of psychological make-up was assessed as a risk factor in the etiology of vasospasm in variant angina (VA) using the Cornell Medical Index (CMI).
  • (5) The role of Ca2+ in cell agglutination may be either to activate the cell-surface dextran receptor or to form specific intercellular Ca2+ bridges.
  • (6) The role of whole Mycobacteria, mycobacterial cell walls and waxes D as immunostimulants was well established many years ago.
  • (7) We have investigated a physiological role of endogenous insulin on exocrine pancreatic secretion stimulated by a liquid meal as well as exogenous secretin and cholecystokinin octapeptide (CCK-8) in conscious rats.
  • (8) The data indicate that ebselen is likely to be useful in the therapy of inflammatory conditions in which reactive oxygen species, such as peroxides, play an aetiological role.
  • (9) We have examined the insertion of bovine 17 alpha-hydroxylase (P45017 alpha) into the endoplasmic reticulum of COS 1 cells to evaluate the functional role of its hydrophobic amino-terminal sequence and membrane insertion.
  • (10) Although solely nociresponsive neurons are clearly likely to fill a role in the processing and signalling of pain in the conscious central nervous system, the way in which such useful specificity could be conveyed by multireceptive neurons is difficult to appreciate.
  • (11) gamma-Aminobutyric acid (GABA) and glutamate release from the treated side was higher than the control value during the first 2-3 h, a result indicating an important role of glial cells in the inactivation of released transmitter.
  • (12) Although antihistamines are widely used for symptomatic treatment of seasonal (allergic) rhinitis, the role of histamines in the pathogenesis of infectious rhinitis is not clear.
  • (13) Because many wnt genes are also expressed in the lung, we have examined whether the wnt family member wnt-2 (irp) plays a role in lung development.
  • (14) As prolongation of the action potential by TEA facilitates preferentially the hormone release evoked by low (ineffective) frequencies, it is suggested that a frequency-dependent broadening of action potentials which reportedly occurs on neurosecretory neurones may play an important role in the frequency-dependent facilitation of hormone release from the rat neurohypophysis.
  • (15) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
  • (16) A possible role for mitochondria in myocardial adenosine production is discussed.
  • (17) Further studies are required to elucidate specific roles of the steroid-induced proteins in the effects of glucocorticoids on HTM and HS cells.
  • (18) To clarify the functional roles of His40, Glu58, and His92, we analyzed the consequences of several amino acid substitutions (His40Ala, His40Lys, His40Asp, Glu58Ala, Glu58Gln, and His92Gln) on the kinetics of GpC transesterification.
  • (19) The manufacturers, British Aerospace describe it as a "single-seat, radar equipped, lightweight, multi-role combat aircraft, providing comprehensive air defence and ground attack capability".
  • (20) The presently available data allow us to draw the following conclusions: 1) G proteins play a mediatory role in the transmission of the signal(s) generated upon receptor occupancy that leads to the observed cytoskeletal changes.