Understanding Enzymes

What childhood game is used as an analogy to explain enzymes in the text?

• Tetris

• Pac-Man

• Mario

• Snake

What is the specific area on an enzyme where substrates bind called?

• Binding site

• Active site

• Passive site

• Reaction site

What is the result called when an enzyme acts on a substrate?

• Reactant

• Product

• Catalyst

• Enzyme

What do many enzyme names end with?

• -ose

• -ase

• -ite

• -ine

What do many sugar names end with?

• -ase

• -ose

• -ite

• -ine

What is the role of lactase enzyme in digestion?

• Breaks down proteins

• Breaks down lactose

• Breaks down fats

• Breaks down starch

What happens to people who do not produce enough lactase?

• They become lactose intolerant

• They digest lactose easily

• They produce more enzymes

• They break down proteins.

What is the role of protease in digestion?

• Breaks down fats

• Breaks down proteins

• Breaks down starch

• Breaks down lactose

What are cofactors and coenzymes?

• Main enzymes

• Helpers for enzymes

• Types of proteins

• Types of fats

What happens to an enzyme when it becomes denatured?

• It works faster

• It binds more substrates

• It can no longer bind to its substrate

• It becomes more active.