Which region of Brazil has socioeconomically lagged behind the rest of the nation?
A) the Rio de Janeiro to Sao Paulo axis
B) the Amazonian interior
C) the northeast
D) the southern region
E) the central interior
C) the northeast
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A highly biological productive ocean surface appears chalky; what plankton is likely successful here?
A) Diatoms B) Dinoflagellates C) Coccolithophores D) None of these choices
Which of the following is true about the important Bergeron precipitation process?
A. More water vapor can exist in air that is in contact with ice than in air that is in contact with liquid water, even if both are at the same temperature. B. Less water vapor can exist in air that is in contact with ice than in air that is in contact with liquid water, even if both are at the same temperature. C. More water vapor can exist in air that is in contact with ice than in air that is in contact with liquid water, regardless of temperature. D. Less water vapor can exist in air that is in contact with ice than in air that is in contact with liquid water, regardless of temperature.
At $13,700, Namibia has the highest GNI PPP per capita in Southern Africa
Indicate whether the statement is true or false
Which of the following is true about buffers such as HEPES, TRIS, MOPS, etc.?
A) The Henderson-Hasselbalch equation applies to them. B) They consist of simple weak acids and bases. C) They are less resistant to changes in temperature than are other buffers. D) We can use them interchangeably because they all have the same pKa.