A principal problem with inserting an unmodified mammalian gene into a plasmid and then getting that gene expressed in bacteria is that _____
A) prokaryotes use a different genetic code from that of eukaryotes
B) bacteria translate only mRNAs that have multiple messages
C) bacteria cannot remove eukaryotic introns
D) bacterial RNA polymerase cannot make RNA complementary to mammalian DNA
C
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Which transport process requires ATP utilization?
a. active transport b. osmosis c. diffusion d. facilitated diffusion e. diffusion through a channel
What term describes the interior of a phospholipid bilayer?
A) hydrophobic B) hydrophilic C) proteinaceous D) hydrogenated
Which of the following is incorrectly paired with its result?
A. increase in filtration pressure - increase urine volume B. decrease in concentration of plasma proteins - decrease in filtration pressure C. decrease in concentration of plasma proteins - increase in urine volume D. decreased sympathetic stimulation - increase in urine volume E. increased sympathetic stimulation - decrease filtration pressure
In estimating a fixed effects model using panel data, which of the following variables will not be effective controls if you use a full set of (cross sectional) fixed effects for individuals?
A. Yearly (cumulative) education attainment for individuals B. Birthplace of the individual C. Income taxes paid D. Year to year changes in income for individuals