selectivity filter References selectivity filter biology Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: nervous system/ Passive transport: membrane channels…at one region called the selectivity filter. This filter makes each channel specific to one type of ion. Read More…at one region called the selectivity filter. This filter makes each channel specific to one type of ion. Read More