Describe the signal transmission across a myoneural junction that allows the nervous system to move the muscles of a football player during a game?

There is a wave of chemical and electrical charges that move along a neuron. During Nerve impulses. The electrical charges across a cell membrane reserves, and the charges move in one direction at high speeds. They can move up to 100 meters in one second ( the length of a football field). This action is what gives movement for a football player during a game. 

An ecosystem is in a certain area and includes living and non living plus there is weather conditions and a biome is a large amount of area with similar climate.so ecosystem is based on weather and biome is based on the average climate