47. Which of the following titles can best describe the passage?
(A) The Alcoholic Fatty Liver Disease
(B) High-Risk Variants
(C) Liver Complications
(D) An Obesity-Related Disease
(E) Treatments of Simple Fatty Liver

43. Which of the following statements about the National Doughnut Day is correct? (A) Cumberland Farms’ provided free doughnuts at noon on the holiday this year. (B) It is celebrated on the first Friday in June every two years. (C) It was created in memory of the love between soldiers and their ladies. (D) Some doughnut shops offered freebies on the holiday this year. (E) The holiday of doughnuts started from the World War I.

44. In the 4th paragraph, which of the following words best fits the blank? (A) classics (B) sprouts (C) beverages (D) apricots (E) omelettes

45. What does the phrase, “three-way tie,” mean? (A) the combination of three flavors (B) the sum of three scores (C) the third place winner (D) three options (E) three equal scores

46. What is the most possible purpose of this passage? (A) To entertain (B) To compare (C) To inform (D) To object (E) To persuade

48. Based on the passage, which of the following factors will NOT result in fatty liver? (A) heavy alcohol use (B) low insulin sensitivity (C) obesity (D) poor diet (E) sedentary lifestyle

49. Which of the following statements CANNOT be inferred from the passage? (A) Almost one third of American adults suffer from liver cancer. (B) People with simple fatty liver often do not know that they have health problems. (C) Obese people with the variant of the PNPLA3 gene are more likely to have fatty liver disease. (D) People with NAFLD are unlikely to be high-risk populations for liver complications. (E) More and more American adults are at high risk of contracting heart disease.

50. Which of the following words is a synonym of the word, “sedentary”? (A) arbitrary (B) cautionary (C) mandatory (D) precautionary (E) stationary 

1. What type of process can produce coloration differences between a rooster and hens within one species? (A) balancing selection. (B) directional selection. (C) disruptive selection. (D) sexual selection. (E) stabilizing selection.

2. The primary cause for the decline in number of sharks and whales: (A) pollution. (B) habitat loss. (C) habitat fragmentation. (D) introduced species. (E) over harvesting.

3. Physiological ecologists study (A) nutrient cycling and energy flow through ecosystems. (B) exchanges of materials, energy, and organisms between communities. (C) physiological and anatomical mechanisms by which organisms deal with variation in their hysical and chemical environment. (D) physiological and anatomical mechanisms by which organisms deal with variation in their social environment. (E) None of the choices are correct.