Most of the axons in the central nervous system are wrapped in myelin, a substance rich in lipids (fatty substances) and proteins. Like the coating around an electrical wire, myelin insulates and protects the axon and helps speed nerve transmission.
Potato/Semi Round Pearls. Potato pearls are some of the less expensive freshwater pearls to be found on the market, but their look is anything but cheap. You can purchase potato pearls in every color of the rainbow, and craft beautiful one of a kind creations for gifts and your own collection.
Made with See's trademark Divinity Filling, their Irish potatoes look and taste unlike the orbs of my youth, as they fold in English walnuts and white chocolate, and have added cocoa powder in the enrobed outer layer. Their version is heartier, more like nougat, and not as easy to thoughtlessly snack on.