Which of the following is true about the movement of ions across excitable living membranes? lons always move actively across

Question

Which of the following is true about the movement of ions across excitable living membranes?
lons always move actively across membranes through leakage channels.
lons always move passively across membranes.
lons always move from an area of higher concentration to an area of lower concentration.
Sodium channels in the membrane can open in response to electrical potential changes.

Kunduz · Accepted Answer

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