Question

What is an enzyme?

a cell that stores the information for building
proteins
a molecule that initiates processes in the
body
a protein that breaks down into nitrogen-
based amino acids

Answer 1

An enzyme is a substance that acts as a catalyst in living organisms, regulating the rate at which chemical reactions proceed without itself being altered in the process. The biological processes that occur within all living organisms are chemical reactions, and most are regulated by enzymes.

Answer 2

The last choice.

Step-by-step explanation:

An enzyme is a protein that breaks down into nitrogen- based amino acids.