Question

1. what is an active site of an enzyme?

Explanation:

An enzyme's active site is a specific region where the substrate binds and the chemical - reaction catalysis occurs. It has a unique shape and chemical properties that are complementary to the substrate, allowing for specific binding and facilitating the conversion of substrate to product.

Answer:

The active site of an enzyme is a specific region on the enzyme where the substrate binds and the catalytic reaction takes place.