The majority of chemolithotrophs are able to fix carbon dioxide (CO2) through the Calvin cycle, a metabolic pathway in which carbon enters as CO2 and leaves as glucose. For some substrates, the cells must cull through large amounts of inorganic substrate to secure just a small amount of energy.
By Mayo Clinic Staff. Borderline personality disorder is a mental health disorder that impacts the way you think and feel about yourself and others, causing problems functioning in everyday life. It includes a pattern of unstable intense relationships, distorted self-image, extreme emotions and impulsiveness.
boundary. n, pl-ries. 1. something that indicates the farthest limit, as of an area; border. 2. (Cricket) cricket. a. the marked limit of the playing area.. boundary-the line or plane indicating the limit or extent of something. bounds, bound. hairline-the natural margin formed by hair on the head. frontier-an international boundary or the area (often fortified) immediately inside the boundary.