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Il y a 1 jour · Forum. CAC 40. 7 675,62 Pts. -0,26%. Ouverture théorique 7709.33. FR0003500008 PX1. Euronext Paris données temps réel. Politique d'exécution. 11h53 14h46 7 600 7 650 7 700 7 750.
Il y a 5 heures · Etymology and history Eduard Buchner By the late 17th and early 18th centuries, the digestion of meat by stomach secretions and the conversion of starch to sugars by plant extracts and saliva were known but the mechanisms by which these occurred had not been identified. French chemist Anselme Payen was the first to discover an enzyme, diastase, in 1833. A few decades later, when studying the ...
