Synapses. Where two neurones meet, there is a tiny gap called a synapse. Signals cross this gap using chemicals. One neurone releases the chemical into the gap. The chemical diffuses across the gap and makes the next neurone transmit an electrical signal.In order to see this content you need to have both Javascript enabled and Flash installed. Visit BBC Webwise for full instructions. Page: 1  1. 2  2. 3  3.here two neurones meet, there is a tiny gap called a synapse. Signals cross this gap using chemicals. One neurone releases the chemical into the gap. The chemical diffuses across the gap and makes the next neurone transmit an electrical signal.
The Main Ingredient may refer to: 1  The Main Ingredient (band) , an American soul and R&B group. 2  The Main Ingredient (Pete Rock & CL Smooth album) , 1994.
What is Grappa? The main ingredient of grappa is pomace, which consists of the grape skins, seeds and stalks that are left over from the winemaking process. These are taken through a second process of distillation, which extracts the remaining flavours from the pomace before the waste is discarded.