Q.

With regards to cell membrane potential

A. The Donnan effect relies on nondiffusible ions
B. The exterior of the cell is negative with respect to the interior
C. The membrane potential tends to push chloride out of the cell
D. It can be derived by measuring the chloride concentration and using the Nernst equation
E. Potassium leaks out against its concentration gradient
Answer» A. The Donnan effect relies on nondiffusible ions

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