Enzyme Vocabulary

Enzymes are _______, a type of macromolecule.

• carbohydrates
• lipids
• proteins
• nucleic acids

Enzymes _____ ______ chemical reactions by _____ the ______ energy.

• speed up; lowering; activation
• speed up; raising; activation
• slow down; lowering; activation
• slow down; raising; activation

_________ _______ is the energy needed to start a chemical reaction.

• activation energy
• potential energy
• kinetic energy

The boxed area is the

• substrate
• enzyme
• enzyme-substrate complex
• product

Tags

NGSS.HS-PS1-2

The boxed area is the

• substrate
• enzyme
• enzyme-substrate complex
• product

The boxed area is the

• substrate
• enzyme
• enzyme-substrate complex
• product

The boxed area is the

• substrate
• enzyme
• enzyme-substrate complex
• product

A change in _____ or _____ can denature an enzyme and therefore slow down the reaction.

• temperature; pH
• temperature; color
• pH; color

Enzymes are proteins that help chemical reactions in living cells by changing the _______.

• products of the reaction
• reactants of the reaction
• speed of the reaction
• pH of the reaction

The portion labeled "B" represents the

• reaction with enzyme
• reaction without enzyme
• reactants
• products