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Questions 56-60:Isometric structures: 56. change shape as size increases. 57. do

ID: 148475 • Letter: Q

Question

Questions 56-60:Isometric structures: 56. change shape as size increases. 57. do not have critical sizes. 58. exhibit geometric similarity. 59. are rare in organsims. 60. always scale with negative slopes. Questions 61-65: Pre-RNA information storage systems: 61. were based on clay particles. 62. had high susceptibility to non-coding substitutions 63. could be transcribed into RNA 64. arose from preexisting life forms. 65. were capable of self-replication Questions 66-70: In living systems proton gradients: 66. require an input of energy. 67. are enhanced by electron transport chains. 68. store energy. 69. can be used to make ATP. 70. arise from simple diffusion. Questions 71-75: Entropy is: 71. the activation energy of a reaction. 72. the total energy is a system. 73. a measure of disorder. 74. the energy available to do work 75. correlated with heat content. Questions 76-80: Fractal systems in organisms: 76, scale with exponents of%. 77.scale with exponents of%. 78. arise by iterative processes. 79. can fill irregular spaces. 80. are used in directed transport systems.

Explanation / Answer

1)Isomeric structures change shape as size increases because the arrangement of molecules keeps changing and increasing which changes the shape of the molecule

2)Pre-RNA information storage systems were capable of self replication

because they use catalytic functions which ensure the RNA can self replicate itself before being converted into the DNA.

3)IIn living organisms the proton gradients can be used to make atp because proton gradients help in the synthesis of adenosine triphosphate which comprises of the protons

4)Entropy is a measure of disorder because entropy it is the energy per unit temperature which is not available or there is a disorder for carrying out the actual work.