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D it was once predominantly grain-producing but

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Unformatted text preview: D. It was once predominantly grain-producing, but competition in the mid-nineteenth century by large western farms was gradually causing Pennsylvania’s farmers to turn to livestock raising. 25 E. Pennsylvania was once a predominantly grain-producing state, but competition in the mid-nineteenth century from large western farms gradually caused the state’s farmers to turn to livestock raising. Answer: ------------------------------------------------------------------------------------------------------------ Q28: The coyote is one of several recent ecological success stories: along with the white-tailed deer, the moose, and other species that are enlarging their natural domains, they have established themselves as supreme adapters in an era when the capability to adjust to the environmental changes wrought by human beings has created a whole new class of dominant large mammals. A. they have established themselves as supreme adapters in an era when the capability B. they have established themselves as being supreme adapters in an era when being able C. it has established itself as a supreme adapter in an era when to be able D. it has established itself as being a supreme adapter in an era when its ability E. it has established itself as a supreme adapter in an era when the ability Answer: ------------------------------------------------------------------------------------------------------------ Q29: Unlike the conviction held by many of her colleagues that genes were relatively simple and static , Barbara McClintock adhered to her own more complicated ideas about how genes might operate, and in 1983, at the age of 81, was awarded a Nobel Prize for her discovery that the genes in corn are capable of moving from one chromosomal site to another. A. Unlike the conviction held by many of her colleagues that genes were relatively simple and static B. Although many of her colleagues were of the conviction of genes being relatively simple and static C. Contrary to many of her colleagues being convinced that genes were relatively simple and static D. Even though many of her colleagues were convinced that genes were relatively simple and static E. Even with many of her colleagues convinced of genes being relatively simple and static Answer: ------------------------------------------------------------------------------------------------------------ Q30: Today’s technology allows manufacturers to make small cars more fuel-efficient now than at any time in their production history. A. small cars more fuel-efficient now than at any time in their B. small cars that are more fuel-efficient than they were at any time in their 26 C. small cars that are more fuel-efficient than those at any other time in D. more fuel-efficient small cars than those at any other time in their E. more fuel-efficient small cars now than at any time in Answer: ------------------------------------------------------------------------------------------------------------ Q31: Although most smoking-related illnesses are caused by inhaling the tar in tobacco smoke, it is addiction to nicotine that prevents most smokers from quitting. it is addiction to nicotine that prevents most smokers from quitting....
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D It was once predominantly grain-producing but competition...

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