Which of the following has a primary amine as part of its structure?
A) guanine
B) thymine
C) uracil
D) none of these
A
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What percent of Mongolians still practice nomadic pastoralism?
A) one-fourth (25%) B) one-third (33%) C) one half (50%) D) two-thirds (66%) E) one-fifth (20%)
Which of the following is not an element that influences weather?
A) temperature B) longitude C) clouds D) wind E) humidity
Frontier regions, where territoriality is underdeveloped, are known for their
A) marginality. B) belonging. C) rapid growth. D) conflicts. E) untapped resources.
What do the transgression and regression processes affect environment?
a. The coastline migrates inland in transgression and seaward in regression b. Local uplift or sinking of the land surface c. The depositional environments can migrate during this process d. Climate change e. Both a and c