Question #a57ee

1 Answer
Aug 13, 2016

In 1878, Willy Kunhe coined the word enzyme, which in Greek means, "in yeast".


The Nobel prize winner, in 1907,Eduard Buchner, showed that cell-free extract of yeast could catalyze the fermentation of sucrose to ethanol.

Properties are:
Enzymes follow the physical and chemical reactions of proteins.

They are heat labile. (affected by heat).

They are water-soluble.

They can be precipitated by protein precipitating reagents (ammonium sulfate or trichloroacetic acid).

They contain 16% weight as nitrogen.