Concerning concentration difference across the plasma membrane, there are
A) more K+ and Na+ outside the cell than inside.
B) more K+ and Na+ inside the cell than outside.
C) more K+ outside the cell than inside and more Na+ inside the cell than outside.
D) more K+ inside the cell than outside and more Na+ outside the cell than inside.
Answer: D) more K+ inside the cell than outside and more Na+ outside the cell than inside.
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