What's the difference between act and react?

Act


Definition:

  • (n.) That which is done or doing; the exercise of power, or the effect, of which power exerted is the cause; a performance; a deed.
  • (n.) The result of public deliberation; the decision or determination of a legislative body, council, court of justice, etc.; a decree, edit, law, judgment, resolve, award; as, an act of Parliament, or of Congress.
  • (n.) A formal solemn writing, expressing that something has been done.
  • (n.) A performance of part of a play; one of the principal divisions of a play or dramatic work in which a certain definite part of the action is completed.
  • (n.) A thesis maintained in public, in some English universities, by a candidate for a degree, or to show the proficiency of a student.
  • (n.) A state of reality or real existence as opposed to a possibility or possible existence.
  • (n.) Process of doing; action. In act, in the very doing; on the point of (doing).
  • (v. t.) To move to action; to actuate; to animate.
  • (v. t.) To perform; to execute; to do.
  • (v. t.) To perform, as an actor; to represent dramatically on the stage.
  • (v. t.) To assume the office or character of; to play; to personate; as, to act the hero.
  • (v. t.) To feign or counterfeit; to simulate.
  • (v. i.) To exert power; to produce an effect; as, the stomach acts upon food.
  • (v. i.) To perform actions; to fulfill functions; to put forth energy; to move, as opposed to remaining at rest; to carry into effect a determination of the will.
  • (v. i.) To behave or conduct, as in morals, private duties, or public offices; to bear or deport one's self; as, we know not why he has acted so.
  • (v. i.) To perform on the stage; to represent a character.

Example Sentences:

  • (1) 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.
  • (2) Although Jeggo's Chinese hamster ovary cells were more responsive to mAMSA, novo still abrogated mAMSA toxicity in the mutant cells as well as in the parental Chinese hamster ovary cells 2,4-Dinitrophenol acted similarly to novo with respect to mAMSA killing, but neither compound reduced the ATP content of V79 cells.
  • (3) administration of the potent short-acting opioid, fentanyl, elicited inhibition of rhythmic spontaneous reflex increases in vesical pressure (VP) evoked by urinary bladder distension.
  • (4) Family therapists have attempted to convert the acting-out behavioral disorders into an effective state, i.e., make the family aware of their feelings of deprivation by focusing on the aggressive component.
  • (5) It is suggested that the rapid phase is due to clearance of peptides in the circulation which results in a fall to lower blood concentrations which are sustained by slow release of peptide from binding sites which act as a depot.
  • (6) Peptides from this region bind to actin, act as mixed inhibitors of the actin-stimulated S1 Mg2(+)-ATPase, and influence the contractile force developed in skinned fibres, whereas peptides flanking this sequence are without effect in our test systems.
  • (7) Comprehensive regulations are being developed to limit human exposure to contamination in drinking water by the United States Environmental Protection Agency (EPA) under the authority of the Safe Drinking Water Act (SDWA).
  • (8) Pedigree studies have suggested that there may be an inherited predisposition to many apparently nonfamilial colorectal cancers and a genetic model of tumorigenesis in common colorectal cancer has been proposed that includes the activation of dominantly acting oncogenes and the inactivation of growth suppressor genes.
  • (9) Propofol is ideal for short periods of care on the ICU, and during weaning when longer acting agents are being eliminated.
  • (10) We have investigated interactions between the erythroid transcription factor GATA-1 and factors binding two cis-acting elements commonly linked to GATA sites in erythroid control elements.
  • (11) These later results suggest that dopamine agonists increase sensorimotor reactivity measured with acoustic startle by acting on sensory rather than motor parts of the reflex arc.
  • (12) Dietary factors affect intestinal P450s markedly--iron restriction rapidly decreased intestinal P450 to beneath detectable values; selenium deficiency acted similarly but was less effective; Brussels sprouts increased intestinal AHH activity 9.8-fold, ECOD activity 3.2-fold, and P450 1.9-fold; fried meat and dietary fat significantly increased intestinal EROD activity; a vitamin A-deficient diet increased, and a vitamin A-rich diet decreased intestinal P450 activities; and excess cholesterol in the diet increased intestinal P450 activity.
  • (13) It was not clear whether Mn2+ acted at the presynaptic membrane, the postsynaptic membrane or both.
  • (14) She added: “We will continue to act upon the overwhelming majority view of our shareholders.” The vote was the second year running Ryanair had suffered a rebellion on pay.
  • (15) In this paper sensitive and selective bioassays are described for growth factors acting on substrate-attached cells, in particular members of the epidermal growth factor, transforming growth factor beta, platelet-derived growth factor, insulin-like growth factor, and heparin-binding growth factor families.
  • (16) Evidence is presented that the protein can act catalytically.
  • (17) It was concluded that Ta acts as a weak zeitgeber in laboratory rats and has greater effects on males compared to females.
  • (18) That’s a criticism echoed by Democrats in the Senate, who issued a report earlier this month criticising Republicans for passing sweeping legislation in July to combat addiction , the Comprehensive Addiction and Recovery Act (Cara), but refusing to fund it.
  • (19) Tumorigenesis is a multistep process involving mutations of dominantly acting proto-oncogenes and mutations and loss-of-function mutations of tumor suppressor genes.
  • (20) In one of Pruitt’s first official acts, for example, he overruled the recommendation of his own agency’s scientists, based on years of meticulous research, to ban a pesticide shown to cause nerve damage, one that poses a clear risk to children, farmworkers and rural drinking water supplies.

React


Definition:

  • (v. t.) To act or perform a second time; to do over again; as, to react a play; the same scenes were reacted at Rome.
  • (v. i.) To return an impulse or impression; to resist the action of another body by an opposite force; as, every body reacts on the body that impels it from its natural state.
  • (v. i.) To act upon each other; to exercise a reciprocal or a reverse effect, as two or more chemical agents; to act in opposition.

Example Sentences:

  • (1) MRK20 reacted with monocytes, but MRK16 did not with any WBC type.
  • (2) A 66-year-old woman with acute idiopathic polyneuritis (Landry-Guillain-Barré [LGB] syndrome) had normal extraocular movements, but her pupils did not react to light or accommodation.
  • (3) The Fc fragment of this protein reacted with and was solubilized by the staphylococcal A protein which also precipitated the intact immunoglobulin.
  • (4) After Western blot, 2 of the 5 protein bands of swine-cag (27 and 57 kD) and 3 of the 8 protein bands of human cag (27, 32, and 57 kD) reacted with the anti-Toxoplasma antibody used in the ELISA.
  • (5) Plasma for beta-endorphin assay was preincubated with sepharose-bound anti-beta-lipotropin to remove beta-lipotropin that cross-reacted with the beta-endorphin RIA.
  • (6) The patoc antigens types reacted with the control group in 7.24, 86.95 and 84.05% of the samples, and consequently were eliminated from the present study.
  • (7) Flow cytofluorometric analysis of the strain distribution of the molecules defined by the mAb revealed that two of the antibodies (I-22 and III-5) were directed against nonpolymorphic determinants of Thy-1, whereas V-8 mAb reacted only with Thy-1.2+ lymphocytes.
  • (8) TNBS reacts to an extremely small extend with hemoglobin over the concentration range 0.4 to 4 mM whereas FDNB reacts with hemoglobin to a very large extent (50 fold more than TNBS).
  • (9) The 4G1 antibody reacted with only the proteins of the two Y. enterocolitica strains.
  • (10) 18 children with B. a. and 1 patient with c. B. reacted significantly with sRaw.
  • (11) The following possible explanations were discussed: a) the tested psychotropic drugs block prostaglandin receptors in the stomach; b) the test substances react with prostaglandin in the nutritive solution; c) the substances stimulate metabolic processes in the stomach wall that break down prostaglandin.
  • (12) Differential absorption experiments showed that LG-1 contained a mixture of specific and cross-reacting antibodies.
  • (13) Horizontal sections of the left cortex were reacted for the demonstration of HRP.
  • (14) This procedure can quickly provide acrosome-reacted bull sperm for use with various in vitro fertilization procedures and for assessment of male fertility.
  • (15) The bacterial-binding activity and mammalian receptor-binding activities in each of two samples co-chromatographed on a Remazol yellow GGL-Sepharose affinity column strongly indicated that the same immunoglobulin species reacts with both antigens.
  • (16) The antibodies were used for identifying cross-reacting proteins in individual C. s. scutulatus and other Crotalus venoms and to isolate Mojave toxin.
  • (17) It is shown that, by comparison of a reacting mixture at chemical equilibrium with a non-reacting but equally composed one, the sum of the mean concentrations of the reaction products can immediately be taken from optical absorption or from interferometric measurements.
  • (18) 27% of the neurons revealed high sensitivity to the temperature stimulus with coefficient Q10 from 2.4 to 30; 6% of the neurons reacted by the on-response type; 5% of the neurons changed their activity and preserved the new level.
  • (19) Lastly, size analysis of the circulating IgG4 aFABA complexes indicated that these autoantibodies were not complexed with intact IgG, but rather with a molecule of 40-60 kDa, further suggesting the potential for these autoantibodies to react with multiple antigens.
  • (20) Chelators and sulfhydryl group reacting substances reduced the enzyme activity.