Enzymes

Front

What is an enzyme?

Back

A biological catalyst that speeds up chemical reactions in living organisms.

Front

What is the active site of an enzyme?

Back

The specific region on an enzyme where the substrate binds.

Front

What is a catalyst?

Back

A substance that increases the rate of a chemical reaction without being consumed.

Front

What suffix do most enzymes end with?

Back

-ase.

Front

How do enzymes speed up reactions?

Back

By lowering the activation energy required for the reaction to occur.

Front

What is a substrate?

Back

The reactant molecule that an enzyme acts upon.

Front

What are products in a chemical reaction?

Back

The substances that are produced as a result of a chemical reaction.

Front

Can enzymes be reused?

Back

Yes, enzymes can be reused multiple times after catalyzing a reaction.

Front

What factors can affect enzyme activity?

Back

Temperature, pH, and substrate concentration.

Front

What is enzyme specificity?

Back

The ability of an enzyme to choose exact substrate from a group of similar chemical molecules.