The species is the smallest group and is very narrow. Organisms within a species are able to mate and produce fertile offspring. The following chart traces the classification of a grizzly bear through each of the 7 levels of classification. At each level, be aware of the characteristics the different organisms share.
Biliary reflux, bile reflux or duodenogastric reflux is a condition that occurs when bile flows upward (refluxes) from the duodenum into the stomach and esophagus.rom Wikipedia, the free encyclopedia. Biliary reflux, bile reflux or duodenogastric reflux is a condition that occurs when bile flows upward (refluxes) from the duodenum into the stomach and esophagus. Biliary reflux can be confused with acid reflux, also known as gastroesophageal reflux disease (GERD).
1 Acid reflux (GERD) is a condition in which acid backs up from the stomach into the esophagus and even up to the throat, irritating the tissue.  Acid reflux can be caused by many different things, including lifestyle, medication, diet, pregnancy, rapid weight gain, and certain medical conditions.