QUESTION: 17

Scientists' studies have revealed that health is tied very closely to diet. Health organizations estimate that more than one-third of all cancer is caused by food and drink. The health of the heart and circulatory system is linked to these factors and to the amount of cholesterol in the bloodstream.
Cholesterol is a fatty, waxy substance. Although a certain amount is required for good health, excessive amounts of cholesterol cause arteries to clog.
Which meal and beverage is best for a person who is trying to reduce his or her cholesterol level?

cheese sticks, pears, salad, milk
hamburger, french fries, cola
pinto beans, plain baked potato, apples, tea
steak, green beans, rice, coffee
pepperoni pizza, salad, fruit cocktail, cola

Answer(s): C

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QUESTION: 18

Exhibit:

According to the article, about 5 percent of all children born have genes containing which component?

harmful viruses that produce disease
information that came from one parent only
no genetic information
information for red hair
errors that have produced abnormalities

Answer(s): E

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QUESTION: 19

Hurricanes are huge storms that form over a warm ocean. The center of a hurricane is the calmest region and is called the "eye." The strongest winds and heaviest rains are in an areacalled the "eye wall." The graph at the left represents the top wind speeds in the eye wall of three hurricanes that hit the United States.

Which statement is the best interpretation of the graph?

Hurricane Camille had the capacity to do the most damage.
The combined wind speeds of Hurricanes Frederic and Hugo were less than Hurricane Camille's top wind speed.
The eye wall of Hurricane Hugo had lower recorded wind speeds than Hurricane Frederic.
Hurricane Frederic may have formed in the Atlantic Ocean.
Hurricane Frederic was the second hurricane of the season.

Answer(s): A

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QUESTION: 20

Scientists who study the inheritance of characteristics from one generation to the next have used organisms such as peas, fruit flies, mold, and mice. These organisms were chosen because they all share some common features, such as being small, producing many offspring, and maturing rather quickly.
Which of the following organisms would be the BEST choice for a controlled study of inheritance from generation to generation?

elephants
corn
deer
elm trees
whales

Answer(s): B

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QUESTION: 20