How to Diagnose POTS. POTS, which stands for Postural Orthostatic Tachycardia Syndrome, is a condition in which your body has trouble responding to sudden changes in position (known as postural changes).http://www.ncbi.nlm.nih.gov/pmc/ar...
Structure of adenosine triphosphate (ATP), a central intermediate in energy metabolism. Metabolism (from Greek: Î¼ÎµÏÎ±Î²Î¿Î»Î® metabolÄ, change) is the set of life-sustaining chemical transformations within the cells of living organisms.
The excretory system is a system of organs that removes waste products from the body. When cells in the body break down proteins (large molecules that are essential to the structure and functioning of all living cells), they produce wastes such as urea (a chemical compound of carbon, hydrogen, nitrogen, and oxygen).he excretory system is a system of organs that removes waste products from the body. When cells in the body break down proteins (large molecules that are essential to the structure and functioning of all living cells), they produce wastes such as urea (a chemical compound of carbon, hydrogen, nitrogen, and oxygen).