Honors Bio-Enzymes

Front

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

Back

Catalyst

Front

What does the 'lock and key hypothesis' explain?

Back

Enzyme specificity

Front

What are enzymes primarily classified as?

Back

Proteins

Front

What is the mechanism of enzyme activity where the substrate fits into an enzyme and the enzyme forms around the substrate called?

Back

Induced fit

Front

What term describes the fact that each enzyme only has one substrate that will fit its active site?

Back

Specificity

Front

What is the role of enzymes in biological reactions?

Back

To lower the activation energy and speed up the reaction.

Front

What is the active site of an enzyme?

Back

The region on the enzyme where the substrate binds.

Front

What factors can affect enzyme activity?

Back

Temperature, pH, and substrate concentration.

Front

What is enzyme denaturation?

Back

The process where an enzyme loses its functional shape due to extreme conditions.

Front

What is a cofactor in relation to enzymes?

Back

A non-protein molecule that assists enzymes in catalyzing reactions.