Gene conversion mutation does which of the following?
A) creates a change at a single nucleotide
B) copies nucleotide sequences from a pseudogene V into the V(J)D
C) swaps exons of the constant region between highly repetitive regions
D) all of these
B
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Ice in a retreating glacier
A) remains stationary. B) moves downslope. C) moves upslope. D) may move downslope or upslope.
Which of the following is the IUPAC name of sec-butyl alcohol?
A) 1-butanol B) 2-butanol C) 2-methyl-1-propanol D) 2-methyl-2-propanol
Which condition may exist in confined aquifers where the water is under pressure?
A) The confined aquifer may become an unconfined aquifer. B) drawdown in the well C) Artesian water may rise to the surface in a well. D) local groundwater recharge of the aquifer E) A spring may form.
The Grameen Bank, a highly successful microcredit institution, was founded in:
A. Germany. B. Brazil. C. Bangladesh. D. Japan.