Multiple Choice
Which of the following is not one of the major ions that carry electrical charges across the cell membranes of neurons?
A) Sodium (Na+)
B) Potassium (K+)
C) Calcium (Ca2+)
D) Magnesium (Mg2+)
E) Chloride (Cl‒)
Correct Answer:

Verified
Correct Answer:
Verified
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