Front

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

Back

Catalyst

Front

What is the term for the unique fit between an enzyme and its substrate?

Back

Specificity

Front

What do we call any substance that is acted upon by an enzyme?

Back

Substrate

Front

What is the optimum pH of an enzyme if it is highest at 6.6?

Back

6.6

Front

Enzymes speed up reaction rates by lowering what?

Back

Activation Energy

Front

What is the role of a coenzyme in enzyme activity?

Back

Coenzymes assist enzymes in catalyzing reactions.

Front

What happens to an enzyme when it is denatured?

Back

It loses its functional shape and activity.

Front

What is the term for the region on an enzyme where the substrate binds?

Back

Active Site

Front

How does temperature affect enzyme activity?

Back

Increased temperature can increase activity up to a point, after which denaturation occurs.

Front

What is the effect of substrate concentration on enzyme activity?

Back

Increased substrate concentration increases activity until the enzyme is saturated.