The "D" in DNA stands for which of the following?
A) b-2-deoxy-D-ribose
B) b-2-deoxy-L-ribose
C) b-3-deoxy-D-ribose
D) b-3-deoxy-L-ribose
A
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Select by Location in ArcMap is designed for:
A. spatial data query B. attribute data query C. both attribute data query and spatial data query
Consider two planets in space that gravitationally attract each other. If the masses of both planets is doubled, and the distance between them is also doubled, then the force between them is
A) one-quarter. B) half as much. C) twice as much. D) four times as much. E) none of the above
The Younger Dryas period
A) occurred nearly 100,000 years ago. B) lasted only a couple of decades. C) was quite warm in the Northern Hemisphere. D) had nothing to do with oceans. E) was likely caused by melting ice sheets.
A problem with the tipping bucket rain gauge is that during each “tip” it loses some rainfall and, therefore, under measures rainfall amounts, especially during heavy downpours
a. True b. False