d. Electrostatic energy d. Kinetic energy 37. Why does NADH and NADPH sive up th
ID: 301662 • Letter: D
Question
d. Electrostatic energy d. Kinetic energy 37. Why does NADH and NADPH sive up their hydride ions easily? To produce a positive &G; b. a. To become less stable To minimize the production of free energy d. c. To become more stable 38. In a water molecule, the Oxygen has a charge and the hydrogens have a charge. c. Negative, negative d. Positive, positive e. None of the above a. Negative, positive b. Positive, negative 39, For a neutral atom the # a. Proteins, neutrons b. Neutrons, electrons c. Protons, electrons d. None of the above 40. Which of the following is evidence of the endosymbiotic theory? a. Eukaryotic cells have DNA b. All the organelles in a cell have their own DNA c. The mitochondria and chloroplast have their own DNA d. Mitochondria is only inherited from the mother (a) Has 5 membered ring fused to 6- membered ring. Contains Adenine and Guanine 41. Macromolecules 42. Nucleotides 43. Pyrimidine 44. Purine 45. X-ray (b) Used to determine the exact three dimensional structure of protein molecules (c) Derived from a 6 membered ring. Contains Cytosine, Thymine, and Uracil (d) Are the most abundant organic molecules in a living cell (e) Nucleosides that has 1 or more phosphate group attached to the 5-carbon sugar (0 Molecules posses both hydrophobic and hydrophilic regions 46. Reduction is gaining of H+ and oxidation is gaining of H+ 47. Formation of macromolecules is an energetically favorable reaction that is coupled with formation of monomer, an energetically favorable reaction 48. The breakdown of macromolecules is a spontancous reaction 49, Vmax is used to indicate if he substrate is binding very tightly to the enzyme. A high Vmax weak binding and a low Vmax value indicates tight bonding 50. Activated carriers are large molecules that that contain no energy-rich covalent bondsExplanation / Answer
46. True
47. False.
Formation of macromolecules is nergetically unfavourable, it requires input of energy
48. True
49. False
50. True
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