An enzyme is a catalyst. what does this mean?​

A catalyst is anything that alters the rate of the reaction same as an enzymes that adds to the process in a human body which stops working when a person has fever

Enzymes are proteins functioning as catalysts that speed up reactions by lowering the activation energy. A simple and succinct definition of an enzyme is that it is a biological catalyst that accelerates a chemical reaction without altering its equilibrium. ... In the overall process, enzymes do not undergo any net change.

I hope it's helpful!