WHEN A NEURON IS AT REST,

a. sodium ions are most concentrated inside the cell
b. potassium ions are most concentrated inside the cell
c. the outside of the cell is negatively charged.
d. both b and c
idk mayn i think D or A?????

1 answer

At rest, 2 K+ flows into the cell and 3 Na+ ions flow outside the cell, both against their concentration gradient. Answer choice A and B are correct. Something is wrong with your answer choices.