Question

a chemical substance secreted by a living organisms whic act as a catalyst to bring about a specific reactions ​

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

Answer 2

Answer:

enzyme

Explanation:

our bodies naturally produce both digestive and metabolic enzymes as they are needed. enzymes are proteins chemicals which carry a vital energy factor needed for every chemical reaction and reaction that occurs in our body. there are approximately 1,300 different enzymes found in the human cell