The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
biocatalysts, substances formedin living cells that accelerate (positive catalysis) or slow down(negative catalysis) the chemical processes in the body. Biologi-cal catalysts include primarily catalysts of a protein nature, theenzymes.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.