• Created by: Meli3380
  • Created on: 17-02-20 13:21


Enzymes are catalyst produced by living things. Living things have thousands of different chemical reaction going on inside them all the tive, these reaction need to be carefully controlled to get the right amont of substances.

A catalyst is a substance which increases the speed of a reaction, without being changed or used up in the reaction.

Enzymes are all large proteins and all proteins are made up of chains of amino acid.

Image result for lock and key model enzymes

This a lock and key model of


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