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

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

...

12
433
1

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

...

10
413
2

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

...

9
422
2

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

...

9
387
1

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. associated with a competitive inhibitor (I)? Page 3 of 8 17. Which of the following statements is FALSE about a chemical reaction whose equilibrium constant (Keq ) is greater than 104 at 37°C?...

9
468
1

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

. 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. Va Vb . E 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. 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...

2
420
2

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....

8
366
2

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

. to be sure to include the (NADH + H+ ) from pyruvate oxidation, the 3 (NADH + H+ ) from the Krebs cycle along with the 1 FADH2 from Krebs. Each of the (NADH + H+ ) will yield 2.5 ATP. 4 X. increase the rate of the electron transport chain. 33/35 DNA is double stranded, anti-parallel and must follow base pairing rules (A with T, C with G). 34/3 4) Allosteric effectors bind at sites. either transmitting it or scattering that wavelength. 36/32 The bilayer of the plasma membrane consists two layers. This creates three areas- one layer can be considered outside (extracellular...

2
322
2

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.. ''.,n-\ 'Jn, \-] drn!r3*Page 4 of 8r(B)'f'r-*2. Ial10.5+GII () Time2tE- o.sltu1 I-t-I+I t 'tim.:41. For the enzyme-catalyzed reaction S 1)...

9
439
2

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. amylose contains β-glucose C. only amylopectin contains α-glucose D. amylose is found in animals and amylopectin in plants only E. only amylose is a disaccharide 9. (1 pt) Glucose and fructose...

8
912
14