- Life Sciences
(also called elimination or defecation) the process whereby undigested food remains are expelled from the body as faeces. See defecation.
a molecule that is formed when oxygen and haemoglobin combine chemically.
the broad band of tissue in plant organs under the epidermis, including the parenchyma cells and...
coiled nephron tubule that extends from the loop of Henlé to the collecting duct.