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.
Russet Potatoes. The most common potato in the United States, the russet potato is best known for baked potatoes, mashed potatoes, and of course, the French fry. Easily identifiable by their brown skin and oblong shape with a white to light yellow interior flesh and packed with nutrition, itâs easy to see why they are so popular.