| − | A substance made of sugars. It is common in the cell walls of many organisms.<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia Educational Ministries, Inc. 1998</ref> | + | A substance made of [[sugar|sugars]]. It is common in the [[cell wall|cell walls]] of many [[organsim|organisms]].<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia Educational Ministries, Inc. 1998</ref> |