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45. Match the entries in Group I with that in Group II Group I                                Group II P) Vitamin B1                    1) […]

44. Match the entries in Group I with that in Group II Group I                                  […]

43. What is the source of electrons in photosynthesis? (A) Carbohydrates (B) Water (C) CO2 (D) NADH What Is the Source of Electrons in Photosynthesis? Correct Answer (B) Water Introduction […]

42. In the feedback regulation of an enzyme, the end product binds to the (A) active site of the enzyme. (B) allosteric site of the enzyme. (C) enzyme-substrate complex. (D) […]

41. The free energy required to synthesize a mixed anhydride bond of 1,3-bisphosphoglycerate is generated by the oxidation of .  (A) an aldehyde to acid (B) an alcohol to acid […]

40. Solutions of the following peptides are prepared separately at a concentration of 1 mM. Among these four, which one has the highest A280? (A) Ser-Val-Trp-Asp-Phe-Gly-Tyr-Trp-Ala (B) Gln-Leu-Glu-Phe-Thr-Leu-Asp-Gly-Tyr (C) Met-Gly-Val-Ileu-Asp-Ser-Ala-Trp-His […]

39. Which one of the following modifications occurs both on DNA and protein? (A) ADP-ribosylation (B) Methylation (C) Sumoylation (D) Ubiquitination Which Modification Occurs on Both DNA and Proteins? |  […]

38. Match the entries in Group I with the entries in Group II Group I                                […]

37. At what pH does poly-Glu in an aqueous solution form α-helical structure? (A) 3 (B) 7 (C) 9 (D) 12 At What pH Does Polyglutamic Acid (Poly-Glu) Form an […]

36. The glycosidic linkages in cellulose and amylose are , respectively. (A) α 1-4 and β 1-4 (B) β 1-4 and α 1-4 (C) β 1-4 and α 1-6 (D) […]