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San Franciscans of the 1890s mocked the claim that declared Los Angeles a world city, yet within twenty years a powerful municipality had made this boast a reality.
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Like many other theropods discovered in the Yixian Formation, a coat of filamentous structures was preserved with the fossil skeleton, which are commonly recognized as the precursors of feathers.
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Lacking an understanding of the earth's massive and complex ecosystem, many people tend to overestimate the importance of organisms, such as human beings, that are at or near the top of the food chain, and underestimate that of micro-organisms, such as plankton, that dwells near the bottom of the food chain .
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Even in this age of conservation, cooking ranges that consume fossil fuels are far more common than those that rely on magnetic resonance, producing heat more efficiently than natural gas.
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Section 13(d) of the Securities Exchange Act of 1934 requires anyone who buys more than 5 percent of a company's stock make a public disclosure of the purchase.
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GWD
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Medicare, the United States government's health insurance program for the elderly and disabled, covers the full cost of home health care, but not with other nonhospital services where 20 percent of the costs must be paid by beneficiaries.
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OG12
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Scientists have recently discovered what could be the largest and oldest living organism on Earth, a giant fungus that is an interwoven filigree of mushrooms and rootlike tentacles spawned by a single fertilized spore some 10,000 years ago and extending for more than 30 acres in the soil of a Michigan forest.
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Compared with the time period of John Steiback's The Grapes of Wrath, the poor of today would be considered wealthy.
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OG12
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As its sales of computer products have surpassed those of measuring instruments, the company has become increasingly willing to compete for the mass market sales they would in the past have conceded to rivals.
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Automation has undermined the traditional position of labor as much by robbing workers of the special Skills that were once their most important strength than by the elimination of jobs.
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As U.S. nuclear attack submarines prowl their familiar haunts deep within the oceans of the world these days, they increasingly are engaged in missions far different from the tasks for which they were built and for which their crews were trained over the last forty years.
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The sex of baby alligators and many other reptiles - such as crocodiles and snapping turtles - are determined by the temperature of the nest: above ninety degrees yields mates, while lower temperatures yield females.
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The manager at the office supply store believes that the new CLP-300 laserjet printer will be used more as a replacement for printers in small offices and libraries rather than for high quality and feature-packed machines in large company settings because its noise emission, only 43 decibels, is far less than most other laserjet printers, which make about 50 decibels of noise each.
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When news periodicals begin forecasting a recession, people tend to spend less money on discretionary purchases. Therefore, the perceived threat of recession decreases the willingness of people to purchase products that they regard as optional or luxury goods.The argument above assumes that[/blank]
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Shy adolescents often devote themselves totally to a hobby to help distract them from the loneliness brought on by their shyness. Sometimes they are able to become friends with others who share their hobby. But if they lose interest in that hobby, their loneliness may be exacerbated. So developing an all-consuming hobby is not a successful strategy for overcoming adolescent loneliness.Which one of the following assumptions does the argument depend on?
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PREP07 Test 1
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Parasitic wasps lay their eggs directly into the eggs of various host insects in exactly the right numbers for any suitable size of host egg. If they laid too many eggs in a host egg, the developing wasp larvae would compete with each other to the death for nutrients and space. If too few eggs were laid, portions of the host egg would decay, killing the wasp larvae.Which of the following conclusions can properly be drawn from the information above?
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A certain pharmaceutical firm claims that its dietary supplement, Dietol, is highly effective in helping obese people lose weight and improve physical endurance. The company supports this claim by providing the results of a recent experiment that involved over 800 subjects suffering from obesity. During the 9-week experiment, each of the subjects was required to take a regular dose of Dietol every day immediately after their daily 2-hour workouts supervised by a professional fitness instructor. As a result of the experiment, the subjects lost an average of 12 pounds of weight per person, and over 95% of all participants demonstrated higher physical endurance. The answer to which of the following questions would be most helpful in evaluating the conclusion of the pharmaceutical company?
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Amtown's public schools are supported primarily by town property taxes. The town plans to eliminate the property tax and support schools with a new four-percent sales tax on all retail items sold in town. Four percent of current retail sales is substantially less than the amount currently collected through property taxes, but town planners believe that adopting this plan will not have a negative impact on the funds available for the town's public schools because[/blank]. Which of the following most logically completes the argument?
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Country X contains many rivers that flow down from its high mountains. These rivers have been dammed to harness the hydroelectric power that can be derived from this resource.More than enough power is generated from these dams to meet the country's energy needs.Yet, citizens of Country X often experience power shortages or even outages. Which of the following, if true, best explains the situation described above?
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Something must be done to stop spam. In early days, people seldom received unsolicited email advertisement; but now that numerous bulk email software and email address finders are developed to collect email address all around the world. Advertisers use email addresses to market their products and even sell such email lists to other advertisers. As a result, almost everyone ever get junk email, and sometime several and even tens of annoying emails a day. So, relevant antispam regulations should be framed to stop unsolicited advertising.The two portions in boldface play which of the following roles?
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