Consider a nerve cell with an internal Cl- concentration of 50 mM,a membrane potential of 60 mV and an external Cl- concentration of 100 mM.Each of the following is true for Cl- import into the cell except
A)import is down a concentration gradient. B)import is down an electrochemical concentration gradient. C)import ΔG is positive. D)import requires energy input. E)All are true.