In the near future, the benefits of biofuel production may be enjoyed while reducing the impact on the global production of grain. One such promising approach is to
A) bioengineer cattle and goats to produce ethanol in their milk.
B) produce biofuels from grasses and timber wastes instead of from corn.
C) use the large amounts of animal wastes to produce ethanol.
D) find ways to convert oil and natural gas into ethanol.
B
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A) Iron B) Nitrogen C) Phosphorus D) Silica E) Sodium
What were some of the reasons why the Russian government decided to sell all of its North American territory to the United States in the 1840s?
What will be an ideal response?
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A) precipitation B) evaporation C) evapotranspiration D) infiltration E) runoff
The stable nucleus of a continent consisting of a Precambrian shield and a platform of buried
ancient rocks:a. craton d. orogenic belt b. benthos e. basin c. mobile belt