Consider a Nerve Cell with an Internal Cl^- Concentration of 50

question 52

Multiple Choice

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.

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