what-is-the-primary-function-of-the-selectivity-filter-in-potassium-ion-channels

Question

What is the primary function of the selectivity filter in potassium ion channels?

Accepted Answer

To differentiate between potassium and sodium ions based on size and charge.

Answer

To allow both potassium and sodium ions to pass through equally.

Answer

To facilitate the passage of sodium ions only.

Answer

To block all ions from passing through the channel.