Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 11 )

Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 12 )

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 11 )

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 10 )

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 9 )

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 7 )

... region of the DNA is transcribed into RNA, the sequence of the resulting RNA transcript will be ____. A. 5’-TCGGCAC-3’ B. 5’-CUAAUGA-3’ C. 5’-TGTAATC-3’ D. 5’-UGUAAUC-3’ E. 5’-GAUUACA’3’ 41. ... hormone ( 125I-hormone) for five minutes. A second sample of membranes was prepared and treated similarly with the addition of 125I-hormone but this sample also contained a 1000-fold excess ... reaction whose equilibrium constant (Keq ) is greater than 104 at 37°C? A. The reaction is spontaneous. B. Substrate concentration will be lower than product concentration at equilibrium C. ΔG...

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 6 )

... Median score = 78, Range 3 4-9 8. A+ = 9 8-1 00, A =9 2-9 7, A- = 9 0- 92, B+ = 8 8-8 9, B = 84 - 87, B- = 8 0-8 3, C+ = 7 6-7 9, C = 72 - 75, C- = 62 - 71, D+ = 5 8-6 1, D= 5 4- 57, D- = 51 - 53. F = 50 or less. ... any signal (we are measuring the label). 2 9) Graph D illustrates the saturation point of the receptors. 3 0) Gradients represent potential energy which can be coupled to do work. 3 1) All three ... is the best answer. 1 3) During glycolysis glucose is phosphorylated and eventually 2 pyruvates are produced along with 2 (NADH + H +) and 2 Net ATP molecules. 1 4) Estradiol is the only steroid...

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 5 )

... properly based DNA? A) 5’-CGAT-3’ with 5’-GGTA-3’ B) 5’-TAAT-3’ with 5’-ATTG-3’ C) 5’-GGCC-3’ with 5’-AATT-3’ D) 5’-ATCG-3’ with 5’-CGAT-3’ E) 5’-ATAT-3’ with 5’-TATA-3’ 34. Allosteric ... and substrate level phosphorylation in your answer. A) 3 (NADH + H+ ), 1 FADH2, 2 CO2, eventually 9 ATP B) 3 (NADPH + H+ ), 1 FADH2, 3 CO2, eventually 10 ATP C) 3 (NADH + H+ ), 1 FADH2, ... activation. E) The enzyme makes the reaction more exergonic. 5. Polypeptides have a(n) _______ and a(n) _______ end. A) start; stop B) +; – C) 5!; 3! D) N terminus; C terminus E) A; Ζ 6....

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 13 )

... 2012 (numbering is 3/8 means question 3 on Version A, question 8 on B). Range 10 0-3 0. Mean = 77.6, Stdev = 12.8, Median score = 80. A+ = 100, A = 9 9-9 4, A- = 9 3-9 0, B+ = 8 9-8 8, B = 8 7-8 4, B- = ... 9 9-9 4, A- = 9 3-9 0, B+ = 8 9-8 8, B = 8 7-8 4, B- = 8 3-8 0, C+ = 79, C = 7 8-7 4, C- = 7 3-6 8, D+ =6 6-6 2, D= 6 2-6 1 D- = 6 0-5 4 F = 53 or less. 1/1 D 6/5 C 11/ 9 B 16/16 D/E 21/17 A 26/30 D 31/37 ... terminus in polypeptides. 6/5 100 X 30 KJ/mole (ATP hydrolysis) = 3000 KJ is captured. Thus about 6000 is lost as heat. The loss is 66%. (6 000/900 0) 7/4 Pyruvate conversion of ethanol releases...

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 4 )

... Water ) Sugars ) Glycolysis ) Calvin cycle ) Electron transport chainfE) Water ) Electron transport chain ) NADPH ) Calvin cycle ) Sugars-G _sugars > NADPH ) Calvin cycle ) Electron ... ) Electron transport chain ) Water'p-NnOeH ) Electron transport chain ) Calvin cycle ) Water ) NADP* ) SugarsE Calvin cycle ) Electron transport chain ) Water ) NADPH ) Sugars33. ... nce S'-AGCTGGCCTA-3'?A. 5'-TCGACCGGAT-3'B. 5'-UAGGCCAGCU-3'C. 5'-ATCCGGTCGA-3'D. 5'-TCGAGGCCAT-3'E. 5'-TAGGCCAGCT-3'6. The...

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Đề kiểm tra môn sinh học quốc tế - Ngôn ngữ tiếng anh ( Đề 3 )

... > O2 43. Substrate-level phosphorylation and oxidative phosphorylation differ because A. only substrate-level phosphorylation occurs in an organelle B. only substrate-level phosphorylation ... cytosol D. their proteins are imported by both co- and post-translational pathways E. their proteins are exported to the cytosol 22. (1 pt) Peripheral proteins A. are imbedded in the hydrophobic ... oxidative phosphorylation E. many of the required enzymes are membrane-bound 35. The conversion of glyceraldehyde-3-phospate to 1,3-diphosphoglyceric acid is an important step in glycolysis because...

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