Biology Enzymes

Front

Enzymes are _____________?

Back

Proteins

Front

What is an enzyme?

Back

A protein that speeds up chemical reactions.

Front

With what 3 letters do enzymes typically end?

Back

-ase

Front

What is a substance called if it speeds up a chemical reaction?

Back

Catalyst

Front

An enzyme speeds up a reaction by _____________.

Back

Lowering the activation energy.

Front

What is the role of enzymes in biological systems?

Back

To catalyze biochemical reactions, increasing their rates.

Front

What factors can affect enzyme activity?

Back

Temperature, pH, and substrate concentration.

Front

What is the active site of an enzyme?

Back

The region where substrate molecules bind and undergo a chemical reaction.

Front

What is a substrate in the context of enzymes?

Back

The reactant molecule upon which an enzyme acts.

Front

What is enzyme specificity?

Back

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