If lungfishes and salamanders are more closely related to each other than either is to salmon, then an evolutionary classification should classify
A) lungfishes and salamanders together to the exclusion of salmon.
B) lungfishes and salmon together to the exclusion of salamanders.
C) salamanders and salmon together to the exclusion of lungfishes.
D) All of the above would work as evolutionary classifications.
A
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The unique preservation of soft-bodied fauna in the Burgess Shale occurred because of all of the
following except a. animals and plants were carried by turbidity flows to aerobic deep-sea conditions b. animals and plants were transported to anaerobic conditions c. bacteria weren’t able to destroy organisms at the burial site d. the organisms were compressed and compacted e. none of the above
Many economic geographers believe capitalism creates
A) democracy. B) uneven spatial development. C) stability. D) neoclassical relations. E) equality over time.
Which of the following is NOT characteristic of polar ice-sheet climates?
a. the lowest mean annual and lowest summer temperatures recorded anywhere on Earth b. bounded equatorward by the isotherm of 10?C (50?F) for the coldest month c. air has generally low absolute humidity d. receive enough insolation from the long summer days to allow considerable melting
The normal range for air pressure at sea level is
A) 500 to 1000 mb. B) 980-1050 mb. C) 1060-2010 mb. D) 100 to 650 mb.