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

Question

Quizplus · Accepted Answer

Sodium gates in the membrane can open in response to changes in electrical potential, allowing ions to move across the membrane during processes like action potentials.

Which of the Following Is True About the Movement of Ions