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.
Red potato varieties can grow beyond 2â in diameter and length. Description/Taste: Though there are literally hundreds of varieties of Red potatoes the most common Red potato is ruby red smooth-skinned with a waxy firm white flesh. Red potatoes are roughly rounded to oval in shape and small to medium in size.