Science. 1  Chara (alga), a genus of algae in the family Characeae. 2  Chara (moth), a genus of moths in the family Noctuidae. 3  CHARA array, a telescope.  Beta Canum Venaticorum or Chara, a 1  star. Chara or Southern dogs, a constellation including Beta Canum Venaticorum and Cor Caroli.
/mesoÂ·theÂ·liÂ·um/ (-theÂ´le-um) the layer of cells, derived from mesoderm, lining the body cavity of the embryo; in the adult, it forms the simple squamous epithelium that covers all true serous membranes (peritoneum, pericardium, pleura).mesotheÂ´lial.
The abdominopelvic cavity houses the majority of the digestive organs. Serous membranes, the same ones which line the abdominal cavity, cover the digestive organs and provide basic structural support.Simple squamous epithelium intermittently straddled with connective tissue creates the serous membranes.erous membranes, the same ones which line the abdominal cavity, cover the digestive organs and provide basic structural support. Simple squamous epithelium intermittently straddled with connective tissue creates the serous membranes.