... On the basis of these hy- potheses, the Tutor selects the next exercise which will test the student on the critical aspects pointed out so far and will allow the Modeler to gather further ... example, the kind of clause (main, coordinate, subordinate), whether the clause has a verb to be solved, the voice and form ofthe clause, the kind of event described by the clause, the time ... point, the Student Modeler compares the answer ofthe student with that ofthe expert in order to identify the errors, if any, present in the former and to formulate some hypotheses about their...
... min, the absorbance of the supernatant was read at 363 nm. The absorbance of the reduced form of APAD (APADH) was linear over the 2–100 lMrange of glutamate with a molar extinctioncoefficient of ... order to identify the site of mutation, the two genes wereamplified by PCR with the chromosomal DNA of mutantK64 as template. Sequencing ofthe mutated genes revealedthat there was indeed a ... Presumably, their homologues SNO2,SNO3, SNZ2 and SNZ3 complement the defect. The relationship of all of these genes remains to be clarified.Expression and purification of Sno1p and Snz1pIn light of the...
... more than 50% of the GlnK–TnrA interaction in the presence of 2 mm ATP.On the other hand, 2-oxoglutarate did not influence the GlnK–TnrA interaction, either alone, in the absence of divalent metals, ... was shown to depress the transcriptional activ-ity of TnrA [9,10,18].Taken together, the results from this investigationprovide indications ofthe physiological role of the GlnK–TnrA interaction, ... resolve the inhibitoryeffect of ATP on the GlnK–TnrA interaction in the absence of divalent cations more clearly, ATP wastitrated to the binding assays in the absence or pres-ence of 2-oxolguatarate....
... toxic lectin genes in mistletoeAssuming that there is a single copy ofthe ml2p gene perhaploid genome, then it follows from the ratio of three gene variants that the size ofthegene family ... intensity ofthe bandsmay be the result of a different copy number ofthe genes in the hybridizing fragments. If so, the number ofthe bands donot represent the family size. Thus, the mlp gene family ... ofthe mlp gene. Nevertheless, taking into account the possible size ofthe mlp gene family and the number ofgene variants considered in the construction ofthe M1 and M2 primers, the error maybe...
... follows that the generator must provide compilations of these defintions in the language of the kernel machine. The implementation of the control generator is an adaptation of Baden's ... in charge of redesigning the system whenever new needs for the user arise. Therefore the part ofthe system that is visible to the linguistic user will be a system generator, rather than ... of an MT system. B. Computational Paradigm for MT Software The computational paradigm we have chosen for the systems to be generated is the one of expert systems because thedesignof software...
... structures i s the lack of a subdomain formedby two b sheets and one a helix connecting the bsheet 2 of the b subunit, which carries the catalytic glutamate, with the inner l ayer of a helices ... in MALDI-TOF-MS measurements, indicating a molecular mass of 56 607 6 0 D a. The molecular mass ofthe transferaseincreased by 750 Da when the enzyme was incubated i n the presence of 100 lMpropionyl-CoA ... the observed molecular mass and the elution of the enzyme during the ®nal puri®cation step.In addition to the CoA-transferase gene, a second ORF(lcdB), encoding 122 C-terminal amino acids of...
... Internet, and of a loss of control by the 789 user. Whether one chooses to see these trends as a natural part ofthe growing up ofthe Internet 790 or the fencing ofthe West, they are happening. ... communications. For most ofthe history ofthe telephone system, the called telephone (and thus the person answering the phone) had no idea what the number ofthe caller was. Then the “caller ID” feature ... http://www.websperts.net/About_Us/Privacy/clandestination.shtml. The last of these offers a service in which the anonymous intermediate is located in a foreign country to avoid the reach ofthe U.S. legal system. The quality of some of these services...
... Comparison ofthe mouse genomic and the cDNA sequences revealed that the exon–intron organi-zation ofthe mouse Tm7sf2 gene is highly similar to the homologous human gene [1]. Thegene spans ... conceivable in these mice. The evaluation of C14SR and LBR expression and the determination of their enzymatic activity in the liver of wild-type and Tm7sf2() ⁄ ))mice reinforce the hypothesis that ... Alternatively, the mobility of sterol intermediates in the lateral plane ofthe mem-brane to reach enzymes differently compartmentalizedshould occur. The role of cholesterol and intermediates of its...
... thatone ofthe two other known members ofthe family,namely the iGb3 synthetase and the Forssman synthetase,could have a dual specificity. Alternatively, there couldexist another gene in the rat ... between the presence ofthe A antigenand that ofthe Abo gene mRNA. Indeed, the A antigenwas expressed in the oesophagus, the stomach, the largeintestine (Fig. 5a), the pancreas, the uterus ... present on the pits epithelial cells and the chief cells ofthe glands. In the large intestine and the caecum, the A antigen was strongly expressed throughout the mucosa whereas presence ofthe B...
... Agreement to the contracting parties actingjointly they are designated as the CONTRACTING PARTIES.2. The Secretary-General ofthe United Nations is requested toconvene the first meeting ofthe ... from the obligations of such trade agreement in order to permit the increase of suchduty to the extent necessary to compensate for the elimination of the protective element ofthe tax.4. The ... consultations with the applicant contracting party with the aim of reaching agreement before the end ofthe period. Any extension ofthe assured life of the Schedules shall relate to the Schedules...