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• Questions 53 through 55 refer to the following conversation.【題組】53.What does the man mention about t
• 41. Which of the following is a characteristic of gene expression regulation in prokaryotes?(A) Pres
• 【題組】54.Where did the couple visit a similar place before? (A) A beachside resort. (B) A shopping mal
• 42. Which enzyme is responsible for the synthesis of mRNA during transcription?(A) DNA polymerase(B)
• 【題組】55.What do the man and woman plan to do in the shop? (A) Quickly buy what they need and leave. (
• 2. A salamander relies on hydrogen bonding to stick to various surfaces. Therefore, a salamanderwoul
• Questions 56 through 58 refer to the following conversation with three speakers.【題組】56.Where did the
• 3. Sulfur is in the same column of the periodic table as oxygen but it is less electronegative thano
• 43. The "Founder effect" is an example of:(A) Natural selection(B) Genetic drift(C)Gene fl
• 44. The action potential is generated when:(A) Sodium ions enter the neuron(B) Potassium ions leave
• 4.Which of the following identifies the chemical relationship between glucose and fructose?(A) They
• 【題組】57.What adventure did they experience during their senior year road trip? (A) An encounter with
• 5. During a 12-hour fast in a human, the first macromolecule to get depleted is typically_____. (A)g
• 6. Zinc is an essential trace element for most organisms. Zinc is required in the active site of the
• 45. Which of the following is the primary function of the myelin sheath in neurons?(A) Increase the
• 【題組】58.What exciting news did they discuss about Mark during the conversation? (A) Mark's upcom
• Questions 59 through 61 refer to the following conversation with three speakers.【題組】59.What is the w
• 7. The liver is involved in the detoxification of many poisons and drugs. Which of the followingstru
• 【題組】60.What activity is included in the holiday package the woman is offering? (A) Skiing in the mou
• 【題組】61.Why does the first man express interest in the woman's offer? (A) He wants to buy a new
• 46. Xylem and phloem are two types of vascular tissues in plants. Which of the following statements
• 8. In some cells, there are many different ion electrochemical gradients across the plasmamembrane e
• 47. Which of the following best describes the concept of keystone species?(A) Species that are at th
• 9. Which of the following responses is stimulated by cell signaling the formation of biofilms?(A) fo
• 10. Which of the following reactions produces the majority of the COz released by the completeoxidat