Ⅱ.【單選題】51-75 題，每題 2 分，共計 50 分。答錯 1 題倒扣 0.5 分，倒扣至本大題零分為止，未作答，不給分亦不扣分。51. In many ways, the regulation
52. A researcher found a method she could use to manipulate and quantify phosphorylation and methyla
53. During splicing, which molecular component of the spliceosome catalyzes the excision reaction?(A
54. A cross between homozygous purple-flowered and homozygous white-flowered pea plants results in o
55. If cells in the process of dividing are subjected to colchicine, a drug that interferes with the
56. Testosterone functions inside a cell by _____.(A) acting as a signal receptor that activates ion
57. Tay-Sachs disease is a human genetic abnormality that results in cells accumulating and becoming
60. Endothermy is _____.(A) a characteristic of most animals found in tropical zones(B) a characteri
61. In a Hardy-Weinberg population with two alleles, A and a, that are in equilibrium, the frequency
62. By karyotype analysis, a woman is found to have 47 chromosomes, including one extra X chromosome
63. Which one of following statements is FALSE?(A) In a species that has a chromosome number of 2n =
64. Which of the following structures is primarily involved in the detoxification of many poisons an
65. In systematics and phylogeny, which one is the correct description?(A) A phylogenetic tree is ac
67. In animal digestion and absorption, which one is the correct description?(A) The small intestine
68. In the cells of the nervous system, which one is the correct description?(A) Ionotropic receptor
69. Which one is the correct description of the invertebrates?(A) The two body forms of some Radiata
70. Between two genes in same chromosome, recombination frequency is 0.025. What is the distance bet
71. Which one is the correct description of salt and water balance in animal?(A) Sodium and potassiu
72. In species interaction, which one is the correct description of allelopathy?(A) Amensalism(B) Th
73. In biodiversity, which one is the correct description of ecosystem diversity?(A) The amount of g