Definition, Meaning & Synonyms

enzyme

Noun

/ˈɛn.zaɪm/

Definition

A type of protein that acts as a catalyst in biochemical reactions, speeding up the processes that occur in living organisms.

Examples

Amylase is an enzyme that helps break down starches into sugars during digestion.
Without the enzyme catalase, hydrogen peroxide would remain toxic to cells.
Enzymes in the saliva begin the digestion process even before food reaches the stomach.

Meaning

Enzymes are crucial for various bodily functions such as digestion, metabolism, and DNA replication by accelerating chemical reactions without being consumed in the process.