Enzymes Review

Front

What is an enzyme inhibitor?

Back

A substance that decreases the activity of an enzyme by binding to it or the substrate.

Front

What is the role of lipase in digestion?

Back

Lipase is an enzyme that aids in the digestion of fats in the duodenum.

Front

True or False: All chemical reactions in the body involve enzymes.

Back

True

Front

What happens to an enzyme when it is denatured?

Back

It loses its shape and, consequently, its function.

Front

What is the active site of an enzyme?

Back

The region on the enzyme where the substrate binds.

Front

Define substrate in the context of enzymatic reactions.

Back

The substance upon which an enzyme acts.

Front

What factors can affect enzyme activity?

Back

Temperature, pH, and substrate concentration.

Front

What is the effect of high temperature on enzymes?

Back

High temperatures can denature enzymes, leading to loss of function.

Front

What is the significance of enzyme specificity?

Back

Enzymes are specific to their substrates, meaning each enzyme only catalyzes a specific reaction.

Front

What is a cofactor?

Back

A non-protein chemical compound that is required for the biological activity of some enzymes.