Question

fill in the blank question

the region on an enzyme that binds substrate is the blank site.

Explanation:

Identify the key biological components

The question asks for the specific region on an enzyme where a substrate binds.

Recall enzyme structure terminology

The specific region of an enzyme where substrate molecules bind and undergo a chemical reaction is defined as the active site.

Answer:

The region on an enzyme that binds substrate is the <blank>active</blank> site.