What's the difference between perform and presume?

Perform


Definition:

  • (v. t.) To carry through; to bring to completion; to achieve; to accomplish; to execute; to do.
  • (v. t.) To discharge; to fulfill; to act up to; as, to perform a duty; to perform a promise or a vow.
  • (v. t.) To represent; to act; to play; as in drama.
  • (v. i.) To do, execute, or accomplish something; to acquit one's self in any business; esp., to represent sometimes by action; to act a part; to play on a musical instrument; as, the players perform poorly; the musician performs on the organ.

Example Sentences:

  • (1) From 1982 to 1989, bronchoplasty or segmental bronchoplasty and pulmonary arterioplasty in combination with lobectomy and segmentectomy were performed for 9 patients with central type lung carcinoma.
  • (2) All transplants were performed using standard techniques, the operation for the two groups differing only as described above.
  • (3) These data indicate a steady improvement in laboratory performance over the last 10 years.
  • (4) In conclusion, the efficacy of free tissue transfer in the treatment of osteomyelitis is geared mainly at enabling the surgeon to perform a wide radical debridement of infected and nonviable soft tissue and bone.
  • (5) This paper discusses the typical echocardiographic patterns of a variety of important conditions concerning the mitral valve, the left ventricle, the interatrial and interventricular septum as well as the influence of respiration on the performance of echocardiograms.
  • (6) After two weeks all animals were killed and autopsies of the animals were performed.
  • (7) The 1989 results were compared with those of a similar survey performed in 1986.
  • (8) During the performance of propulsive waves of the oesophagus the implanted vagus nerve caused clonic to tetanic contractions of the sternohyoid muscle, thus proving the oesophagomotor genesis of the reinnervating nerve fibres.
  • (9) Theoretical computations are performed of the intercalative binding of the neocarzinostatin chromophore (NCS) with the double-stranded oligonucleotides d(CGCG)2, d(GCGC)2, d(TATA)2 and d(ATAT)2.
  • (10) In addition autoradiography was performed to localize labelled cells in the inner ear.
  • (11) Surgical repair of the rheumatologic should however, is performed rarely, and should be reserved for the infrequent cases that do not respond to medical therapy.
  • (12) Six hours later, bronchoalveolar lavage was performed.
  • (13) Basing the prediction of student performance in medical school on intellective-cognitive abilities alone has proved to be more pertinent to academic achievement than to clinical practice.
  • (14) It has also been used to measure the amount of excision repair performed by non-replicating cells damaged by carcinogens.
  • (15) The performance characteristics of the CCD are well documented and understood, having been quantified by many experimenters, especially in the physical sciences.
  • (16) 2.35pm: West Ham co-owner David Sullivan has admitted that a deal to land Miroslav Klose is unlikely to go through following the striker's star performances in South Africa.
  • (17) Just after blood sampling, FEV1 measurements were performed.
  • (18) Effects of habitual variations in napping on psychomotor performance, short-term memory and subjective states were investigated.
  • (19) The study examined the sustained effects of methylphenidate on reading performance in a sample of 42 boys, aged 8 to 11, with attention deficit-hyperactivity disorder (ADHD).
  • (20) In addition, control experiments with naloxone, ethanol, or cigarette smoking alone were performed.

Presume


Definition:

  • (v. t.) To assume or take beforehand; esp., to do or undertake without leave or authority previously obtained.
  • (v. t.) To take or suppose to be true, or entitled to belief, without examination or proof, or on the strength of probability; to take for granted; to infer; to suppose.
  • (v. i.) To suppose or assume something to be, or to be true, on grounds deemed valid, though not amounting to proof; to believe by anticipation; to infer; as, we may presume too far.
  • (v. i.) To venture, go, or act, by an assumption of leave or authority not granted; to go beyond what is warranted by the circumstances of the case; to venture beyond license; to take liberties; -- often with on or upon before the ground of confidence.

Example Sentences:

  • (1) With aging, the blood vessel wall becomes hyperreactive--presumably because of an augmented vasoconstrictor and a reduced vasodilator responsiveness.
  • (2) Four of the 39 ticks in our colony were infected with a spirochete; presumably, Borrelia crocidurae.
  • (3) In the stage 24 chick embryo, a paced increase in heart rate reduces stroke volume, presumably by rate-dependent decrease in passive filling.
  • (4) Trichostatin C is presumably the first example of a glucopyranosyl hydroxamate from nature.
  • (5) 3) The first who presumed an independent state of these microorganisms, was Kohlert (1968), from the work of which the epithet for correct name, i.e.
  • (6) Recently, we have designed a series of simplified artificial signal sequences and have shown that a proline residue in the signal sequence plays an important role in the secretion of human lysozyme in yeast, presumably by altering the conformation of the signal sequence [Yamamoto, Y., Taniyama, Y., & Kikuchi, M. (1989) Biochemistry 28, 2728-2732].
  • (7) Though three of these presumable metabolites could slightly inhibit the binding of [3H]-KW-3049, they were not detected in rat and dog plasma at 0.5 h after oral administration of KW-3049.
  • (8) However, since CR3 does not recognize a hexapeptide containing RGD, we presume that residues beyond the RGD triplet contribute to binding.
  • (9) Since alkaline phosphatase, a glycoprotein, is not affected, the destruction is selective and presumably involves only the most exposed membrane components.
  • (10) Eighty four colorectal cancer patients who underwent presumably curative surgery were considered as candidates for control recurrence study.
  • (11) 5% of the degradation resulted from enzymatic activity in the culture medium, presumably due to secretion of proteolytic enzymes by the cells.
  • (12) The larger accumulation of Mn2+ than of Sr2+ in Saccharomyces cerevisiae is ascribed to the operation of a specific extrusion pump, presumably a Ca2+ pump, which has a higher affinity for Sr2+ than for Mn2+.
  • (13) Altering the time of PMA exposure demonstrated that PMA inhibited chondrocyte phenotypic expression, rather than cell commitment: early (0-48 h) exposure to PMA (during chondrocytic commitment in vitro) had little inhibitory effect on the staining index, whereas, exposure from 49-96 h (presumably post-commitment) and 0-96 h had moderate and strong inhibitory effects, respectively, on cartilage synthesis.
  • (14) In the terminal segment of the hamster epididymidis there was some evidence of micro-merocrine protein secretion a the level of the principal cells and clear evidence of granular secretion in the light cells, presumable of glycoproteins.
  • (15) The authors have considered an endocrine mechanism as the possible cause of these pathological changes which are presumed to be genetically conditioned.
  • (16) Presumable this medium was modified repeatedly after its introduction in bacteriology in 1918 by Gassner.
  • (17) Exposure had no effect on synaptically mediated facilitation or on late inhibition which is presumably associated with calcium-activated increases in potassium conductance.
  • (18) Treatment of bacterial cells with inhibitors of gyrase at high concentration leads to relaxation of DNA supercoils, presumably through interference with the supercoiling activity of gyrase.
  • (19) Compared with Sheehan's series in England, it was found the incidence of post-partum hypopituitarism in Okayama was presumably less than in England.
  • (20) In addition, we have shown that long-lived, presumably non-senescent, strains do not arise by suppressor mutation, but lose senescence plasmid DNA by another mechanism.