The right of citizens to petition their government for a redress of grievances has likely led to a government that is which of the following selections?
Select one:
A. less invested in the rule of law
B. more attuned to the desires of its constituents
C. that constricts economic freedom
D. that spends more on the military

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.

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