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.
If you had to pick a single variety of potato to represent all Idaho potatoes, it would have to be the Burbank russet. 1  Named for horticulturist Luther Burbank, who developed it in the early 1870s in response to the Irish potato famine, the Burbank russet is particularly resistant to blight, which is what caused the famine.