Which amino acid accounts for about 33% of the collagen structure?
A) alanine
B) glycine
C) hydroxyproline
D) proline
B
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Gasification and liquefaction techniques
A. refine petroleum to gasoline. B. transform natural gas to liquid gasoline. C. clean sulfur from petroleum. D. convert coal to more versatile fuel.
How would a chemical sedimentary rock form?
A) from the precipitation of minerals B) particles of preexisting rocks liberate by physical weathering, then cement together C) a metamorphic rock breaks down D) a sedimentary rock is intensely heated
Physical geography's major function is to study and learn about:
a. human activity and the results thereof. b. Earth's environments and the processes that influence them. c. the physical and human features of a region. d. the composition of Earth's crust.
Of the following, which is energized by the wind?
A) Tidal bores B) Ocean currents C) Tides D) Deep ocean circulation E) The cryosphere