The world's desert regions:
a. have always had arid climates.
b. are 99 percent covered by active sand dunes.
c. are fragile environments.
d. have no vegetation.
e. have no relief.
C
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Reintroduction of the wolf eventually reduced attacks on domestic cattle by what other species?
a. golden eagle b. Coyote c. Fox d. grizzly bear e. local wild dogs
Which of the following electron carriers transports electrons from complex III to complex IV of the electron and H+ transport chain?
A) CoQ B) cytochrome a C) cytochrome b D) cytochrome c
One of the primary goals of geology is to ________
A) understand the history of the earth B) understand the role of plate tectonics in the earth's evolution C) determine the role of meteorites in the decline of species over time D) develop a comprehensive relationship between fossils and geologic formations E) identify all of the rocks on the surface of the earth
There are more square kilometers of A climates in ________ than in any other region
A) Australia B) Asia C) Africa D) South America E) Antarctica