... typical series of numbers − 4a, − 3a, − 2a, a, −0, a, 2a, 3a, 4a, 5a. What must be added to 2a to obtain 5a? What then must be subtracted from 5a to obtain 2a? 5a − 3a =? What must be added to − 3a ... and how long did he ride? 4. A man bought 3 books and 2 lamps for $14. The price of a lamp was twice that of a book. What was the cost of each? 5. George bought an equal number of apples, oranges, ... days, and C in z days. Express the part of the work that each can do in one day. Express what part they can all do in one day. 12. How many square feet in a garden a feet on each side? 13. A...
Ngày tải lên: 15/03/2014, 00:20
Ngày tải lên: 07/08/2014, 18:20
The Design and Implementation of a Log-Structured File System
... view the log as the most up to date ‘‘truth’’ about the state of the data on disk. The main difference is that database systems do not use the log as the final repository for data: a separate data ... area is reserved for this purpose. The separate data area of these database systems means that they do not need the segment cleaning mechanisms of the Sprite LFS to reclaim log space. The space ... home of the data. Rather than redoing the operation to the separate data copy, Sprite LFS recovery insures that the indexes point at the newest copy of the data in the log. Collecting data in the...
Ngày tải lên: 12/09/2012, 15:05
the meaning and structure of a narrative a systemic functional analysis
Ngày tải lên: 07/09/2013, 13:48
Tài liệu Báo cáo " The meaning and structure of a science fiction story: a sysyemic functional analysis " doc
... declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative ... declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative imperative declarative declarative ability/neg. ... anaphoric anaphoric anaphoric exophoric anaphoric exophoric anaphoric anaphoric anaphoric anaphoric exophoric anaphoric anaphoric anaphoric anaphoric exophoric anaphoric anaphoric...
Ngày tải lên: 12/02/2014, 20:20
Tài liệu Báo cáo khoa học: An alternative isomerohydrolase in the retinal Muller cells of a cone-dominant species doc
... TCTTTGACTTCTCAAACTGATCG RPE6 5a- His-Fwd NM_200751 GCGGCCGCCACCATGCATCATCACCATCAC CATGTCAGCCGTTTTGAACAC RPE65c-His-Fwd NM_001113653 GCGGCCGCCACCATGCATCATCACCATCAC CATGTCAGCCGTCTTGAACAC Y. Takahashi ... GCGGCCGCCACCATGGTCAGCCGTTTTGAACAC RPE6 5a- Rev GATATCTTATGGTTTGTACATCCCATGGAAAG RPE65c-Fwd NM_001113653 GCGGCCGCCACCATGGTCAGCCGTCTTGAACAC RPE65c-Rev AAGCTTCTAAGGTTTGTAGATGCCGTGGAG RPE6 5a GSP-Fwd NM_200751 ... iron-dependent. Characterization of the kinetic parameters of the enzymatic activity of zebrafish RPE65c To determine the steady-state kinetics of the enzymatic activity of zebrafish RPE65c, the assay conditions...
Ngày tải lên: 14/02/2014, 14:20
Tài liệu Báo cáo khoa học: The tandemly repeated domains of a b-propeller phytase act synergistically to increase catalytic efficiency doc
... was basically stable at 35 °C, and retained 60% of the initial activity at 45 °C for 90 min when assayed at 35 °C (Fig. 3A, B). The presence of Ca 2+ increased the thermal stability of PhyH and ... was determined using the Bradford assay with BSA as the standard [28]. Phytase activity assay Phytase activity was determined by measuring the amount of phosphate released from InsP 6 using a modified ferrous sulfate ... determination of the phytase gene Strain HJB17 was cultured in Luria–Bertani medium at 37 °C overnight and genomic DNA was extracted using the TIANamp Bacteria DNA kit (Tiangen, Beijing, China). The...
Ngày tải lên: 14/02/2014, 15:20
Tài liệu Linking the Gaza Strip with the West Bank: Implications of a Palestinian Corridor Across Israel docx
... of Congo Musandam Peninsula Gulf of Oman U .A. E. Russian Federation Muskat Angola Luanda Congo Cabinda Argentina Chile Rio Grande Atlantic Ocean Pacific Ocean Estonia Latvia Lithuania Belarus Poland Riga Kaliningrad ... affected East Pakistan. The apathy of the West Pakistani leadership and their failure to aid East Pakistan only aggravated an already tense situation. 284 Clearly, while Pakistan had been non-contiguous, ... a state may consist of disconnected territorial areas. Many states are comprised of a mainland and islands, such as Australia, which consists of the mainland and islands including Tasmania,...
Ngày tải lên: 16/02/2014, 11:20
Tài liệu Báo cáo khoa học: Binding of ligands originates small perturbations on the microscopic thermodynamic properties of a multicentre redox protein pptx
... signals were used as a measure of the uncertainty of each NMR data point and an experimental uncertainty of 2% was assumed for the experimental points of the redox titrations. Acknowledgements The ... because these are the most distant pair of haems in the structure and are therefore expected to have the weakest interaction [33]. The pH dependence of the chemical shifts of the NMR signals of ... chemical shifts of the sig- nals relative to the data obtained in the absence of phosphate occur for the intermediate oxidation stages of haems III and IV. However, these differences are small and...
Ngày tải lên: 19/02/2014, 17:20
Tài liệu The Design and Performance of a Real-time CORBA Event Service doc
... If the avail- ability of new hardware, such as Forward Looking Infrared Radar, requires a new Sensor Proxy, I/O Facades must be al- tered to take advantage of the new technology. 3.6 Alleviating ... its deadline will be met, based on the published parameters of each schedulable operation. One advantage of our approach is that operation invoca- tions only pay the overhead of the C++ virtual ... Facade Sensor Proxy Sensor Proxy Sensor Proxy Sensor Proxy I/O Facade I/O Facade 2: Demarshaled data High Level Abstraction Low Level Abstraction 1: I/O via interrupts Aircraft Sensors Figure 4: Example Avionics Mission Control Application ample has the...
Ngày tải lên: 19/02/2014, 18:20
Tài liệu Báo cáo khoa học: Electrostatic role of aromatic ring stacking in the pH-sensitive modulation of a chymotrypsin-type serine protease, Achromobacter protease I pdf
... by the fact that H21 0A and H210S are as active as native API with VLK-MCA as a substrate (Table 1). This means that Trp169 does not play a role as an electron-rich entity but as a large planar ... Shiraki, School of Materials Science, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Tatsunokuchi, Ishikawa, 923-1292, Japan. E-mail: kshiraki@jaist.ac.jp Abbreviations:API,Achromobacter ... deviation, the solvent ASA of the side-chain of His210 increased with the decrease in size of the side-chain at residue 169 (Table 1 and Fig. 3A) . However, the ASAs of Asp113 and His57 remained constant...
Ngày tải lên: 21/02/2014, 03:20
Đề tài " Numerical characterization of the K¨ahler cone of a compact K¨ahler manifold " doc
... Buchdahl [Buc99, 00] and A. Lamari [Lam9 9a, 99b]; it turns out that there exists a very neat characterization of nef classes on arbitrary surfaces, Kăahler or not. The Main Theorem has an important ... particular, any weak limit Θ of ω p ε as ε tends to 0 satisfies Θ ≥ δ [Y ] for some δ > 0. Annals of Mathematics Numerical characterization of the Kăahler cone of a compact Kăahler ... Jean-Pierre Demailly and Mihai Paun Abstract The goal of this work is to give a precise numerical description of the Kăahler cone of a compact Kăahler manifold. Our main result states that the Kăahler...
Ngày tải lên: 05/03/2014, 23:20
Báo cáo khoa học: Proteolytic activation and function of the cytokine Spatzle in the innate immune response of a lepidopteran insect, Manduca sexta ppt
... form of proHP8 Xa and the catalytic domain of active HP8 are marked with arrowheads. The size and position of molecular weight stan- dards are indicated on the left. (B) The catalytic activity of ... Ile-Glu-Ala-Arg-p-nitro- anilide (IEARpNA) [31]. ProHP8 Xa lacked IEARase activity, but after the zymogen was activated by factor Xa, IEARase activity increased significantly above that of factor Xa alone, which could also ... melanogaster, A. aegypti, An. gambiae, B. mori, M. sexta, Naso- nia vitripennis, and T. castaneum. We could not include An. gambiae Spa ă tzle-1 in the analysis, because the Manduca sexta Spa ă tzle...
Ngày tải lên: 06/03/2014, 09:22
Understanding the Insider Threat - Proceedings of a March 2004 Workshop potx
... [the attacks are] actually brain-dead!” The group emphasized that although the attacks may look sophisticated to a “traditional” analyst, the next genera- tion of analysts will have grown up with ... 13 Table 3.1 at the end of this chapter contains the group’s expanded list of “discrete attack actions.” The table gives a name for each of the 33 attack mini-scenarios listed, some scenario details, ... services and facilities, were Erik G. Met- tala and David Sames (McAfee Research). The organizers of the workshop also greatly appreciate the time and attention of senior members of the intelligence...
Ngày tải lên: 06/03/2014, 16:20
Báo cáo khoa học: Val216 decides the substrate specificity of a-glucosidase in Saccharomyces cerevisiae doc
... Because the Asp214 of maltase is equivalent to the Asp215 of isomaltase, a mutant with the residue altered to Ala was tested for its activity on a- pNPG. None of the mutants including D21 5A had activity ... a- glucosidase MalL (sucras e-isomaltase-maltase) of Bacillus subtilis. J. Bacteriol. 180, 2 574–2578. 35. Nakao, M., N akayama, T., Kakudo, A. , Inohara, M., Harada, M., O mura, F. & Shibano, ... possible catalytic residues of Taka-amylase A. J. Bi ochem. 95, 697 –702. 4. Nakajima, R., Imanaka, T. & Aiba, S. (1986) Comparison of amino acid s equenc es of eleven d ifferent a- amylases. Appl. Microbiol....
Ngày tải lên: 07/03/2014, 16:20
Báo cáo khoa học: Unravelling the functional interaction structure of a cellular network from temporal slope information of experimental data docx
... however, only applicable to the case when for each node there are as many parameters as the number of overall network nodes and these parameters do not directly affect the corresponding node. The fundamental ... chosen n parameter perturbations. All these approaches are based on parameter perturbation experiments which are, however, not always achievable in many practical cases. In this paper, we therefore ... cerevisiae MAP kinase cascades typically composed of three tiers of protein kinases, a MAP kinase (MAPK), a MAPK kinase (MAPKK) and a MAPKK kinase (MAPKKK), are common signalling modules in eukaryotic...
Ngày tải lên: 07/03/2014, 21:20
Báo cáo khoa học: "Computational Lexical Semantics, Incrementality, and the So-called Punctuality of Events" potx
... Mary walked the Appalachian trail. (Tenny 1994) The development of the walking event can be measured along the explicit path argument the Appalachian trail in (12). It is therefore [-ATM],[+INC]. ... the metal flat; see Levin and Rappaport 1995) also receive scalar readings, making the phenomenon a fairly widespread one. \ It is a fact that the notions of affectedness and incrementality ... *The Allies beat Germany at I0.00 P.M. * Karpov finished beating Kasparov The Allies finished beating Germany. The at test fails to characterize (3b) as an achievement because it is durative,...
Ngày tải lên: 08/03/2014, 06:20
The Design and Implementation of a Sequence Database System * docx
Ngày tải lên: 16/03/2014, 16:20