Why is an action potential conducted in only one direction

Tanya was used to using word, and she did some work for her brother mike, who was using wordperfect. tanya was quickly able to use wordperfect for windows with little difficulty, since many of the commands for it were the same as the commands for word. tanya's ability to use wordperfect best illustrates:

What is generally true of the lower house in a state legislative branch ?

These facilities were organized and sponsored by churches or charities during the great depression in an effort to feed the homeless and needy.