hương dẫn giải tập sinh học 11 chương trình nâng cao

VIBRATION AND SHOCK

Ngày tải lên : 25/10/2013, 13:15

... Ib r = in Then F - 0.10230/I6)(IXm)2 - 114 Ib If this centrifugal force of 114 Ib occurred in an electrical motor, for instance, whose weight was less than 114 Ib, the imbalance force acting through ... what angle shall we remove weight?

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Bài giảng Chapter 17 Free Energy and Thermodynamics

Ngày tải lên : 28/11/2013, 01:12

... H2O(g) HF(g) HBr(g) I2(s) N2(g) NO(g) Na(s) S(s) 0 +1.88 -110 .5 0 0 -241.82 -268.61 -36.23 0 +90.37 0 Al2O3 Br2(g) C(graphite) CO2(g) CaO( s) CuO(s) Fe2O3(s) H2O2(l) H2O(l) HCl(g) HI(g) I2(g) NH3(g) ... 152.3 2.43 197.9 41.4 33.30 27.15 130.58 188.83 173.51 198.49 116 .73 191.50 210.62 51.45 31.88 Al2O3(s) Br2(g) C(graphite) CO2(g) CaO( s) CuO(s) Fe2O3(s) H2O2(l) H2O(l) HCl(g) HI(g) I2(g) NH3(g) ... lead in your lifetime (or through many of your generations) Tro, Chemistry: A Molecular Approach 11 Factors Affecting Whether a Reaction Is Spontaneous • The two factors that determine the thermodynamic...

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Tài liệu Báo cáo khoa học: Crystal structure of the cambialistic superoxide dismutase from Aeropyrum pernix K1 – insights into the enzyme mechanism and stability pdf

Ngày tải lên : 14/02/2014, 22:20

... H31-M-watb a Fe 0.06 ± 0.01 0.03 ± 0.02 0.04 ± 0.03 104.8 ± 1.3 136.1 ± 0.8 97.2 151.5 77.1 74.5 111 .1 82.1 169.5 118 .8 ± 0.8 82.7 ± 0.6 170.1 ± 1.5 Water on the equatorial plane b A ± ± ± ± ± ± ± 2.9 ... Journal 278 (2 011) 598–609 ª 2010 The Authors Journal compilation ª 2010 FEBS 601 Crystal structure of SOD from A pernix K1 T Nakamura et al Active site geometry A 1009 A280 MW (kDa) 10 10 11 12 13 ... (molÆmol)1) Apo Mn-medb Mn-recc Fe-medb Fe-recc 27.5 550 (5100) 2700 (4600) 160 (240) 230 (250) < 0.01 0 .11 0.66 < 0.01 < 0.01 < 0.01 < 0.01 < 0.01 0.65 0.92 a Values in parentheses are the calculated...

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Tài liệu Báo cáo khóa học: Mutations in the hydrophobic core and in the protein–RNA interface affect the packing and stability of icosahedral viruses doc

Ngày tải lên : 19/02/2014, 12:20

... membrane-enveloped virus: high immunogenicity of the pressure-inactivated virus J Virol 66, 2111 – 2117 21 Da Poian, A.T., Oliveira, A.C., Gaspar, L.P., Silva, J.L & Weber, G (1993) Reversible ... the WT form and T45S, M88V and D11N mutants incubated with 9.0 M urea demonstrated the complete denaturation of coat protein in all cases Surprisingly however, D11N, despite its ts growth phenotype, ... ﬂuorescence for: (d), WT MS2; (r), M88V; (j), D11N; and (m), T45S (C) Urea-induced dissociation, as measured by light scattering for: (d), WT MS2; (r), M88V; (j), D11N; and (m), T45S For tryptophan ﬂuorescence...

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Tài liệu Báo cáo khoa học: Relationships between structure, function and stability for pyridoxal 5¢-phosphate-dependent starch phosphorylase from Corynebacterium callunaeas revealed by reversible cofactor dissociation studies doc

Ngày tải lên : 19/02/2014, 16:20

... Phosphite (10) Phosphite (10) Phosphate (0.13.0) 1.86 0 .11 1.95 0.12 8.6 0.2 11. 2 2.0 12.2 2.7 0.49 0.04 Phosphite (10) 15.0 0.2 1.08 0 .11 subunit-to-subunit interactions in CcStP [15,17,18] ... substrate phosphate Acknowledgements The nancial support from the Austrian Science Funds (P1 5118 and P11898 to B.N.) is gratefully acknowledged We thank Dr Dieter Palm for communicating a protocol ... Biochemistry 11, 21362145 10 Shaltiel, S., Hedrick, J.L., Pocker, A & Fischer, E.H (1969) Reconstitution of apophosphorylase with pyridoxal 5Â-phosphate analogs Biochemistry 8, 51895196 11 Shimomura,...

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VITAMINS IN FOODS Analysis, Bioavailability, and Stability potx

Ngày tải lên : 08/03/2014, 00:20

... Efﬁciency of Vitamin E Absorption 107 108 108 108 108 109 110 110 112 113 113 114 115 116 119 120 120 121 122 122 122 122 123 123 126 128 128 128 129 129 129 130 130 130 ... Chapter 11 Pantothenic Acid 11. 1 Background 11. 2 Chemical Structure, Biopotency, and Physicochemical Properties 11. 2.1 ... 11. 2.2 Physicochemical Properties 11. 2.2.1 Appearance and Solubility 11. 2.2.2 Stability in Aqueous Solution 11. 3 Pantothenic...

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Báo cáo khoa học: Local changes in the catalytic site of mammalian histidine decarboxylase can affect its global conformation and stability pptx

Ngày tải lên : 08/03/2014, 08:20

... histidine decarboxylase and ornithine decarboxylase in basophilic cells Biochem Pharmacol 61, 110 1 110 6 Taguchi, Y., Watanabe, T., Kubota, H., Hayashi, H & Wada, H (1984) Puriﬁcation of histidine ... Snell, E.E (1986) Pyridoxal 5¢-phosphate-dependent histidine decarboxylase J Biol Chem 261, 110 03 110 09 35 Nishino, J., Hayashi, H., Ishii, S & Kagamiyama, H (1997) An anomalous side reaction ... of the W (86%) and Y (64%) residues predicted to be exposed to the monomer surface (seven W and 11 Y) Thus, it seemed likely that a conformational change in the monomer interaction surface could...

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Arsenic speciation in environmental and biological samples extraction and stability studies

Ngày tải lên : 15/03/2014, 23:49

... (2001) 1 011 1017 [9] J Mattusch, R Wennrich, A.C Schmidt, W Reisser, Fresenius J Anal Chem 366 (1999) 200–203 [10] E.H Larsen, G Pritzl, S.H Hansen, J Anal At Spectrom (1993) 1075–1078 [11] J.S ... Chatterjee, Talanta 51 (1999) 303–314 [5] P.M Yehl, H Gurleyuk, J.F Tyson, P.C Uden, Analyst 126 (2001) 1 511 1518 [6] C Hymer, A Caruso, J Liq Chromatogr Rel Technol 25 (2002) 639–653 [7] J Alberti, R Rubio, ... samples [7–10], usually requiring more than one extraction step to achieve a quantitative recovery [11] Phosphoric [12] and hydrochloric acids [13] have been proposed as efﬁcient As species extractants...

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Báo cáo " Boundedness and Stability for a nonlinear difference equation with multiple delay " docx

Ngày tải lên : 22/03/2014, 11:20

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BIS Papers No 62 Financial sector regulation for growth, equity and stability doc

Ngày tải lên : 23/03/2014, 02:20

... Regulation for Growth, Equity and Stability in the Post Crisis World” 15–16 November 2 011, Mumbai Day – 15 November 2 011 11.45–12.45 Inaugural session - Addresses by D Subbarao, Governor, RBI and Jaime ... Stability Institute High-Level Meeting, Abu Dhabi, United Arab Emirates, 26 October 2 011 (www.bis.org/speeches/sp 1110 26.htm) BIS Papers No 62 and delay recovery From the outset, policymakers have ... Anand Sinha, “Financial Sector Regulation and Implications for Growth in the Post-Crisis World”, CAPRAL November 15-16, 2 011 Adair Turner, Speech at Southampton University, 29 September 2 011, available...

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Báo cáo khoa học: Increased amylosucrase activity and specificity, and identification of regions important for activity, specificity and stability through molecular evolution doc

Ngày tải lên : 23/03/2014, 11:20

... A226G C469G, G691T,C1441T C698T,C1239T,G1597A G184A, C1317T, G1516A G99A, G495A, A1159G G1221T, G1839T A680G C123T, G1165C, A1509T C58T, G444T, T1793C N76D P157A, D231Y P234L, G554S E62K, D506N N387D ... 0.23 0.23 29 48 62 0.52 0.43 0.86 0.018 0.009 0.014 0.43 (1.2)a 0.05 0.36 (2.0) 0.04 0.64 (1.2) 0 .11 112 300 102 Km1 kcat1 (mM) (s)1) Total activity Wild-type 4.0 H4 4.4 E9 4.2 Hydrolysis Wild-type ... a salt bridge [7] Several structures of amylosucrase complexed with substrate and products [10 ,11] have indicated the presence of various important regions inside and outside the active site...

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Báo cáo khoa học: Thermodynamic analysis of the unfolding and stability of the dimeric DNA-binding protein HU from the hyperthermophilic eubacterium Thermotoga maritima and its E34D mutant pdf

Ngày tải lên : 23/03/2014, 12:20

... for globular proteins was proposed by Privalov [10] to be around 50 JÆg)1 at 110 °C This speciﬁc enthalpy for HUTmar at 110 °C is only about 23 JÆg)1, which is much lower than that proposed by Privalov ... physicochemical characterization of an extremely hyperthermophilic DNA-binding protein J Mol Biol 291, 113 5– 114 6 Hollien, J & Marqusee, S (1999) A thermodynamic comparison of mesophilic and thermophilic ... Protein Eng 4, 11 22 16 Padas, P.M., Wilson, K.S & Vorgias, C.E (1992) The DNAbinding protein HU from mesophilic and thermophilic bacilli: gene cloning, overproduction and puriﬁcation Gene 117 , 39–44...

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Báo cáo khoa học: Solution structure and stability of the full-length excisionase from bacteriophage HK022 pot

Ngày tải lên : 23/03/2014, 15:21

... (residues 2–50) All heavy atoms (residues 2–50) Backbone atomsb (residues 2 11; 18–50) All heavy atoms (residues 2 11; 18–50) Ramachandran plot analysis (%)c Residues in most favoured regions ... resonances in 13C/15Nenriched proteins by isotropic mixing of 13C magnetization J Magn Reson 101B, 114 119 38 Marion, D., Driscoll, P.C., Kay, L.E., Wingﬁeld, P.T., Bax, A., Gronenborn, A.M & Clore, ... antiparallel b-sheets and an L-shaped a-helical motif (Fig 5B) The a-helices (residues Leu5–Arg11) and (Leu18–Glu27) are separated by a loop L (residues Glu12– Ser17) and are oriented nearly...

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Báo cáo Y học: Domain organization, folding and stability of bacteriophage T4 ﬁbritin, a segmented coiled-coil protein docx

Ngày tải lên : 24/03/2014, 03:21

... ﬁbritin S1 lacking the Asn-Gly-Thr-Asn-Pro-Asn-Gly-Ser-Thr-Val-Glu-Glu sequence of loop L11 [13] The two last L11 loop residues, Arg and Gly, were preserved in S1 to made the coiled coil continuous ... performed using the common techniques described in [14] The S1 mutant that lacks 12 residues of the L11 loop (residues Asn-Gly-Thr-Asn-Pro-Asn-Gly-Ser-Thr-Val-GluGlu, Asn404-Glu415) was constructed ... in bold The coiled-coil segments are indicated by roman (I–XIII), and the loops are marked [L1–L11] The bacteriophage T4 gene wac nucleotide sequence is deposited in the EMBL Gene Data Bank: accession...

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Báo cáo Y học: Cytochrome c from a thermophilic bacterium has provided insights into the mechanisms of protein maturation, folding, and stability potx

Ngày tải lên : 24/03/2014, 03:21

... individual a-helices in dimeric as well as monomeric forms of the protein Biochemistry 35, 4110 – 4117 Akasako, A., Haruki, M., Oobatake, M & Kanaya, S (1995) High resistance of Escherichia coli ... Schutz, M (2001) Cytochromes c555 from the hyperthermophilic bacterium Aquifex aeolicus Ó FEBS 2002 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Cytochrome c structure and stability (Eur J Biochem ... Thony-Meyer, L (1998) Prototype of ¨ a heme chaperone essential for cytochrome c maturation Science 281, 119 7–1200 Ren, Q & Thony-Meyer, L (2001) Physical interaction of CcmC ¨ with heme and the heme chaperone...

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Islamic vs. Conventional Banking: Business Model, Efficiency and Stability ppt

Ngày tải lên : 29/03/2014, 08:20

... 0. 2116 * 0.0393* -0.3706* 0.0237 0.4890* 0.1305* 0.3069* 0.1866* 0.0401* 0 .113 7* -0.0434* 0.4388* 0.0455* -0.0296* -0.0500* 0.0013 0.2021* -0. 3117 * -0.1967* 0.0788* 0.5981* -0.1396* 0.1567* -0. 0116 ... [0.001] 0.02 4.440***-0.265*** [0.706] [0.562] [0.038] 38 .116 *** 9.165*** 2.413*** [3 .112 ] [2.264] [0.153] x 2 9117 0.47 x 29015 0.1 x 29181 0 .11 2.505*** [0.805] -1.900*** [0.053] 0.008** [0.003] ... [2.364] -1.249 [2.543] -0.602 [1.007] 2.585 [2.929] -1.623 [2. 611] -0.161 [1.256] 7 .117 ** [3.212] 6.424** [3.224] -3 .112 ** [1.354] -1. 211 [1.030] -0.509 [1.129] -0.135 [0.447] -0.994 [0.645] 0.723...

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Báo cáo khoa học: Metal ions modulate the folding and stability of the tumor suppressor protein S100A2 docx

Ngày tải lên : 30/03/2014, 02:20

... DAAD collaborative grant A-15 ⁄ 08 HMB is a recipient of a PhD fellowship (SFRH ⁄ BD ⁄ 3112 6 ⁄ 2006) from Fundacao para a Ciencia e a Tecnologia (FCT ⁄ ¸ ˜ ˆ MCTES, Portugal) References Glenney JR ... proteins in tumor cells and their relocation in response to calcium activation Histochem Cell Biol 111 , 453–459 Mandinova A, Atar D, Schafer BW, Spiess M, Aebi U ¨ & Heizmann CW (1998) Distinct subcellular ... smooth muscle cells and their relocation in response to rises in intracellular calcium J Cell Sci 111 , 2043–2054 Lee SW, Tomasetto C & Sager R (1991) Positive selection of candidate tumor-suppressor...

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Báo cáo khoa học: Tryptophan 243 affects interprotein contacts, cofactor binding and stability in D-amino acid oxidase from Rhodotorula gracilis ppt

Ngày tải lên : 30/03/2014, 11:20

... intermediate in the equilibrium unfolding of Escherichia coli citrate synthase Protein Sci 8, 111 6 112 6 FEBS Journal 273 (2006) 504–512 ª 2006 The Authors Journal compilation ª 2006 FEBS ... means of Jasco software [6 ,11] The unfolding equilibrium of DAAO was determined by following the changes in flavin and protein fluorescence, as detailed previously [11] Protein fluorescence unfolding ... fluorescence data were analyzed according to a threestate denaturation pathway (N « I « U) [11, 16] 10 11 Acknowledgements We thank Dr Stefania Iametti for kindly helping with the CD measurements,...

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Báo cáo khóa học: High level cell-free expression and speciﬁc labeling of integral membrane proteins doc

Ngày tải lên : 30/03/2014, 13:20

... concentrations were 1.5fold CMC (TX -110 , TX -114 , DDM) and twofold CMC (Thesit) Lipid concentrations were mgÆmL)1 DDM, n-dodecyl-b-D-maltoside; TX100, Triton X-100; TX -114 , Triton X -114 ; LPC, L-a-phosphatidylcholine; ... detectable even at the CMC concentrations (Fig 3) The detergents DDM, Thesit, Triton X -110 and Triton X -114 showed less drastic effects on the GFP expression and even at the highest concentration ... n-dodecyl-b-D-maltoside; DPC, dodecyl phosphocholine; b-OG, n-octyl-bglucopyranoside; TX-100, Triton X-100; TX -114 , Triton X -114 ; LPC, L-a-phosphatidylcholine; DMPC, 1,2-dimyristoyl-sn-glycero-3-phosphocholine; POGP,...

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Vibration and control

Ngày tải lên : 08/04/2014, 11:49

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