Enzymes /ˈɛnzaɪmz/ are macromolecular biological catalysts. Enzymes
accelerate, or .... This is often referred to as "the
In this analogy, the
Your body requires enzyme reactions as catalysts to maintain life. The action of carbonic andydrase, for example, accelerates the movement of carbon dioxide ...
... can fit into the enzyme. Just like only one key can open a lock, only one type of
enzyme can speed up a specific reaction. This is called the
Thus the enzyme and substrate(s) are said to fit together as do a lock and a key.
... From: lock-and-key theory in A Dictionary of Zoology » ...
Protein molecules are very complicated. Because of interactions between atoms within the molecules, they are often bent and twisted. This complicated structure ...
Jun 18, 2014