+Membrane potential is the electrical potential difference across a cell's [Cell Membrane](/wiki/cell_membrane). This charge separation, vital for [Cell Signaling](/wiki/cell_signaling), arises from the differential distribution of ions, influencing cellular states and responses.
+## See also
+- [Action Potential](/wiki/action_potential)
+- [Ion Channel](/wiki/ion_channel)
+- [Resting Potential](/wiki/resting_potential)
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