Ferment

Organic body or ma of bodies that can produce chemical decomposition in substances with which they come into contact. There are two sorts, enzymes and organized ferments. The former are minute particies of ultra microscopic size, produced originally within living cells. They cause chemical changes without being themselves altered in bulk or constitution. Examples are ptyalin, pepsin, rennet, trypsin. The organized ferments are the bacteria, yeasts and moulds. To some extent any protoplasmic cell is a ferment by virtue of the enzymes it contains. Organized ferments not IMG:content-0050.png:[blocks in formation] Feretory in Ely Cathedral. ing the relics of saints, either fixed on tombs or borne in religious proce ions. Its form is usually that of a chest with a high pitched roof.