students assessment of speaking topics and activities based on the textbook new headway pre intermediate the third edition

An investigation into the attitudes of teachers and students at the hanoi college of industrial economics towards speaki

Ngày tải lên : 19/12/2015, 12:50

... understand well about the students attitudes towards the speaking skills lessons, the researcher asked the students about their opinions about contents of the topics, the activities and the time of ... skill lessons, the 37 researcher asked the teachers about their opinions about the contents of the topics, the activities and the time of the lessons in the class The ratings collected in the table ... level and even 30% of them think the topics are difficult Only 10% of the respondents find these topics rather suitable In terms of the speaking activities, 60% of the teachers said that they...

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Tài liệu Báo cáo khóa học: Determination by electrospray mass spectrometry and 1H-NMR spectroscopy of primary structures of variously fucosylated neutral oligosaccharides based on the iso-lacto-N-octaose core doc

Ngày tải lên : 19/02/2014, 12:20

... 6-branch, and believed to be from a contaminant (see below), having the same molecular mass with one Fuc in each of the 3- and 6-branches Comparison of the product-ion spectra of the singly and doubly ... produced by cone voltage fragmentation [14] The fragment ions of m/z 729 and m/z 544 are both from the monofucosylated D2b-5 ion m/z 1037 and not from the difucosylated D2b-5 ion m/z 1183 Thus the major ... structure/function relationships, particularly in the postgenome era, in order to understand post-translational glycosylation and its function Expansion of our knowledge on the repertoire of carbohydrate...

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Báo cáo vật lý: "EFFECTS OF Si, Al2O3 AND SiC SUBSTRATES ON THE CHARACTERISTICS OF DBRS STRUCTURE FOR GaN BASED LASER" ppsx

Ngày tải lên : 07/08/2014, 14:20

... Where n s and n1, are the refractive indices of the substrate and the corresponding layer respectively, d1, is the geometrical thickness of the corresponding quarter wave layers and λ B is the target ... to show how the change in the DBR substrate will result in the difference of reflectivity For the simulation, we have used the thicknesses of the Al0.3Ga0.7N and GaN layers of 44.16 and 41.8 nm, ... base of the simulation The structure is shown in Figure Matlab program is used for simulation and the formulas from Eq (1) to (7) in previous section are used The objective of this simulation is...

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Báo cáo y học: " Development and evaluation of an immunochromatographic strip test based on the recombinant UL51 protein for detecting antibody against duck enteritis virus" ppsx

Ngày tải lên : 12/08/2014, 01:22

... agents for the prevention and control of DVE, and the monitoring of DEV-specific antibodies is a key to evaluate the effect of the attenuated DEV vaccine and develop the rational immunization programs ... is 19.51% and that of the negative number of ICS to the negative number of NT is 75.36% Large-scale preparation and purification of the recombinant UL51 protein Strain and expression vector: ... mm long and mm wide One end of the conjugate pad was attached to the sample pad and the other end overlapped the membrane An absorption pad (cellulose membrane) was attached to the end of the...

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Báo cáo y học: "Characterization and modeling of the Haemophilus influenzae core and supragenomes based on the complete genomic sequences of Rd and 12 clinical nontypeable strain" potx

Ngày tải lên : 14/08/2014, 07:21

... demonstrated that the NTHi form biofilms on the respiratory mucosa of humans and other mammals and it has been hypothesized that this contributes to the chronicity of these infections [1,2] They ... found at the intersection of the row and column corresponding to the respective strains Strains are compared based on the number of genes shared between the pair, the number of genes found in one ... appear only once in the entire global population The model requires four parameters: the number of core genes, the number of contingency genes, the probability of finding a contingency gene, and the...

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A method of metamechanism combination and replacement based on motion study

Ngày tải lên : 25/04/2016, 07:42

... synchronous They utilize the classification of motions Bean to determine the sort of operations They define and disassemble the assembly operations by the means of motion analysis Then, get the standard ... operation mechanism Special function mechanism Figure The classification of mechanisms and their combinations The realization of the above functions is based on the J2EE (Java Platform Enterprise Edition) ... they use the algorithm of 3D reconstruction to reconstruct the 3D model of workpieces and get the changed information about positions of instruments Changed positional information and the video...

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Perspectives of Chief Ethics and Compliance Officers on the Detection and Prevention of Corporate Misdeeds ppt

Ngày tải lên : 06/03/2014, 22:20

... reflections on the regulation of corporate governance and compliance, on the impact of SOX, and on the tension between stronger regulatory controls for corporations and the performance pressures ... Compliance, and Regulation: The CECO Perspective and Role.” Chapter Three of this document provides a summary of the major themes and topics of conversation in this session The final session of the conference ... sector and other parts of the economy It is in this context that RAND convened a March 5, 2009, conference entitled “Perspectives of Chief Ethics and Compliance Officers on the Detection and Prevention...

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Báo cáo khoa học: Diversity of human U2AF splicing factors Based on the EMBO Lecture delivered on 7 July 2005 at the 30th FEBS Congress in Budapest pptx

Ngày tải lên : 23/03/2014, 10:20

... by the evolution of specialized gene functions, as well as by the creation and loss of different exons Both the emergence of additional genomic copies by gene duplication and retrotransposition, ... represented in the upper part of the alignment smaller in the U2AF1L4 gene In addition, the exon sequences of the human and mouse U2AF1L4 genes are 90% identical at the nucleotide level, and the ... raising the question of whether human PUF60 regulates alternative splicing It is also unknown whether the dual function of PUF60 on transcription and splicing is coupled as in the case of the CAPER...

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Báo cáo khoa học: Effects of sphingomyelin, cholesterol and zinc ions on the binding, insertion and aggregation of the amyloid Ab1)40 peptide in solid-supported lipid bilayers ppt

Ngày tải lên : 30/03/2014, 11:20

... ratio), the latter in the presence and absence of added zinc ions This methodology has previously been used in our laboratory to characterize the composition of, the formation of, and insertion into, ... peptide penetration of the hydrocarbon core of the membrane and subsequent aggregation [22,37] In order to test the effect of zinc addition in the present experiments on peptide binding and bilayer ... high-resolution sensor Other experimental conditions were as in Fig (A) and (B) p-Polarized PWR spectra obtained for the bilayer in the presence of mM Zn ions, as a function of time, after the addition of...

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Báo cáo hóa học: " A broadly applicable method to characterize large DNA viruses and adenoviruses based on the DNA polymerase gene" doc

Ngày tải lên : 20/06/2014, 01:20

... small regions of conservation were identified Only one region with conservation of at least consecutive amino acids was found among nearly all sequences evaluated This was the YGDTD sequence previously ... development, and most of the PCR, cloning and sequencing MV-L cloned and sequenced the adenovirus samples and the type specimen of LMBV RDM obtained avian diagnostic isolates and produced the virus for these ... centrifuging the sample at 1000 × g for and concentrating the virus out of the supernatant as described above The filtration variation to the protocol involved filtering the supernatant of the 1000...

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Báo cáo lâm nghiệp: "Influence of pulverized limestone and amphibolite mixture on the growth performance of Alnus incana (L.) Moench plantation on an acidified mountain site" potx

Ngày tải lên : 07/08/2014, 04:20

... of foliar content published by Kopinga and Van den Burg (1995), the concentration of N ranges between the normal and the optimal level irrespectively of the variant The concentration of P gradually ... nutrient status of the alder as a precondition of positive influence on forest soil, (3) to verify the influence of localized application of basic amendments on the growth performance of speckled ... the winter period through Table Proportion values of nutrition elements to N (=100%) in dry mass of leaves (the 1st section of the table) and basic cation ratios in the leaves (the 2nd section...

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Báo cáo khoa học: "Effects of Protein Source and Energy Substrates on the In Vitro Development of Bovine Embryos in a Two-step Culture System" ppsx

Ngày tải lên : 07/08/2014, 17:22

... procedures, and these contaminants may mimic the effect of serum Optimal glucose concentration depends upon the culture medium; i.e., 1.0-1.5 mM in SOF [6] and TLP [11], and 5.56 mM in TCM199 The beneficial ... containing NEAA alone In conclusion, the use of a two-step culture system, including the use of a serum-free media at the cleavage stages, followed by the inclusion of serum for the differentiated ... 106, 299-306 27 Thompson, J G., Simpson, A C., Pugh, P A., Donnelly, P E and Fervit, H R Effect of oxygen concentration on in vitro development of preimplantation sheep and cattle embryos J...

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$Báo cáo khoa học: "Morphometric and histopathological studies on the effects of some chromatographic fractions of Phyllanthus amarus and Euphorbia hirta on the male reproductive organs of rats" potx$

Báo cáo khoa học: "Morphometric and histopathological studies on the effects of some chromatographic fractions of Phyllanthus amarus and Euphorbia hirta on the male reproductive organs of rats" potx

Ngày tải lên : 07/08/2014, 17:22

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Báo cáo khoa học: " Effects of endomycorrhizal development and light regimes on the growth of Dicorynia guianensis Amshoff seedlings" pptx

Ngày tải lên : 08/08/2014, 14:22

... which concern the benefits conferred by mycorrhizal colonization on the host plant [25, 26]: mycorrhizal infection stimulated the growth of D guianensis seedlings, and the intensity of the stimulation ... run and that endomycorrhizal symbiosis is a key component of the seedlings However, extrapolating these results to the real conditions in the forest must be done with precaution because the light ... from the soil level to the apical meristem, in order to describe the kinetic of leaf production and shoot growth At the end of the experiment (350 days), the seedlings were harvested and the following...

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Báo cáo lâm nghiệp: "Effect of site quality and thinning management on the structure of holm oak forests in northeast Spain" pot

Ngày tải lên : 08/08/2014, 18:21

... representative of the best and the worst qualities were chosen The selection of plots was based on an assessment of the general aspect of the plot and the size and physiognomy of holm oaks Table ... schists The main vegetation type of the area corresponds to the montane holm-oak forest (Quercetum mediterraneo-montanum), with Q ilex as the main component at the tree layer, and Erica arborea and ... some cases They presented a longer period between harvests than stands which were thinned conservatively The stand of old forest in Susqueda was a portion of the conservatively thinned stand that...

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Báo cáo khoa học: "Effect of article genotype and cutting type on the vegetative propagation of the pine hybrid (Pinus brutia (Ten) x Pinus halepensis (Mill)" pptx

Ngày tải lên : 08/08/2014, 19:21

... encouraging results on induction and rooting of fascicle shoots gation: a) production of a large number of propagules; and b) development of conditions for their successful rooting and estab- ACKNOWLEDGMENTS ... present study is the investigation of: a) the stimulation and development of fascicle shoots of the pine hybrid P brutia (Ten) x P halepensis (Mill); and b) the vegetative propagation of selected ... times, every d, on the whole foliage of the seedlings with a compressed air sprayer and 80 ml solution was enough to run-off the entire plant The solutions were prepared from stock solutions stored...

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Báo cáo y học: "Identification of an altered peptide ligand based on the endogenously presented, rheumatoid arthritis-associated, human cartilage glycoprotein-39(263–275) epitope: an MHC anchor variant peptide for immune modulation" pot

Ngày tải lên : 09/08/2014, 10:20

... substitutions may function as partial TCR agonists on the one hand and prevent unwanted immune reactivity on the other [32,33] This approach may thus provide an improved option for APL therapy The ... modelled The position of the TCRs with respect to the MHC-peptide complex is more or less identical, but the orientation and, therefore, the specific contacts between the different TCRs and the MHC-peptide ... estimation of the binding strength via the average interaction energy between peptide and MHC molecule Other alignments of the HC gp-39 peptide in the binding groove were also considered, and the...

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Báo cáo khoa hoc:" Simulation analysis to test the inﬂuence of model adequacy and data structure on the estimation of genetic parameters for traits with direct and maternal effects" ppsx

Ngày tải lên : 09/08/2014, 18:21

... despite the theoretical advantages of this model, some data and model conditions can affect the validity and precision of the estimation of variance components The ﬁrst source of bias lies in the ... that each modiﬁcation of one of the components leads to a variation of the second one in the opposite direction which could explain why the gap between the true heritability and the estimated direct ... Including the complete pedigree via the relationship matrix allows for a better dissociation, on, one hand, of genetic and environmental effects, and on the other hand, genetic effects among the latter,...

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Báo cáo y học: "Impact of drug classes and treatment availability on the rate of antiretroviral treatment change in the TREAT Asia HIV Observational Database (TAHOD" pdf

Ngày tải lên : 10/08/2014, 05:20

... Disease Control and Prevention (CDC) revision of the AIDS case definition], and date and cause of death); and 3) treatment All data were entirely observational, with tests or interventions performed ... second and third change were 41 per 100 person-years in both changes The median duration of first, second and third treatments are shown in Figure The patients remained on their first Page of ... combination (N = 1,846) 1.00 AIDS Research and Therapy 2007, 4:18 years 1st tx 3rd tx 2nd tx Figure Duration of first, second and third combination treatment Duration of first, second and third...

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