Question

which component is released from the active site of an enzyme during a chemical reaction? reactant product substrate protein

Explanation:

Enzymes are proteins that catalyze chemical reactions. The substrate binds to the active - site of the enzyme, undergoes a reaction, and the product is formed and then released from the active - site. Reactants are the starting substances that bind to the enzyme, and proteins are the general class to which enzymes belong.

Answer:

product