From Wikipedia, the free encyclopedia. An essential nutrient is a nutrient required for normal human body function that either cannot be synthesized by the body at all, or cannot be synthesized in amounts adequate for good health (e.g., niacin, choline), and thus must be obtained from a dietary source.rom Wikipedia, the free encyclopedia. An essential nutrient is a nutrient required for normal human body function that either cannot be synthesized by the body at all, or cannot be synthesized in amounts adequate for good health (e.g., niacin, choline), and thus must be obtained from a dietary source.
The Ozark s, also referred to as the Ozark Mountains and Ozark Plateau, is a physiographic region in the U.S. states of Arkansas, Missouri, Oklahoma, and Kansas. The Ozark s cover a significant portion of northern Arkansas and southern Missouri, extending from Interstate 40 in Arkansas to the suburbs of St. Louis.
This southern and lower extension of the Great Plains in Texas is known as the Edwards Plateau. It lies between the Rio Grande and the Colorado River. Its southeastern border is the Balcones Escarpment from the Rio Grande at Del Rio eastward to San Antonio and thence to Austin on the Colorado River.