45. Which of the following statements about drugs is FALSE?(A) Taxol inhibits cancer cells by preven
47. Which of the following proteins have quaternary structure?I. Methionine II. Lysozyme III. Collag
48. Endomembrane system includes following organelles, except ______.(A) nuclear envelope (B) endopl
49. Which of following is NOT a second messenger in signal transduction?(A) proton (B) cAMP (C) Ca2+
50. All of the enzymes catalyze reactions to produce NADH , FADH2 or ATP in citric acid cycle, excep
51. Which of the following molecule does NOT participate in oxidative phosphorylation?(A) proton (B)
52. Which of the following statements about cell cycle is FALSE?(A) Cyclin is degraded during G1.(B)
53. Which of the following statements about inherited disorders is FALSE?(A) Cystic fibrosis, a rece
55. Which of the following statements about the molecules of appetite regulation is FALSE?(A) Hormon
56. What is the order of the control of heart rhythm?1. Signals are delayed at AV node. 2. Bundle br
57. What is the order of the nephron?1. Thick segment of ascending limb. 2. Distal tubule. 3. Descen
58. Which of the following statements about the regulation of skeletal muscle contraction is FALSE?(
59. Which of the following statements about skeleton is FALSE?(A) Nematodes use hydrostatic skeleton
60. Which of the following statements about plant hormones is FALSE?(A) Auxin (IAA) is produced by s
61. Which of the following statements about eukaryotic transcription is FALSE?(A) Transcription fact
62. Which of the following statements about protist is FALSE?(A) Entamoeba histolytica moves by pseu
63. Which of the following statements is FALSE?(A) The hilum was observed in the starch grains of po
65. Which of the following coding region of a mRNA can encode a peptide and end at stop codon?(A) 5’
66. A farmer uses triazine herbicide to control pigweed in his field. For the first few years, the t
67. You enjoy learning about history by traveling throughout North America studying gravestones. You