multicellular organismal homeostasis multicellular organismal-level homeostasis chemical homeostasis multicellular organismal-level chemical homeostasis https://github.com/geneontology/go-ontology/issues/24554 organismal level chemical homeostasis A homeostatic process involved in the maintenance of a steady state level of a chemical within extracellular body fluids, such as blood, xylem or phloem, of a multicellular organism. This is distinct from maintenance of cellular homeostasis, which occurs within a cell. 2022-12-12T09:11:06Z multicellular organism level chemical homeostasis GO:0140962