Energy Flow

Breaking and creating of bonds between substances (requires energy)

• chemical reactions

• activation energy

• reactants

• products

• endothermic

the amount of energy needed to make a reaction start

• activation energy

• chemical reaction

• endothermic

• exothermic

• activation site

substances that are changed during a reaction (substrate)

• products

• reactants

• chemical reactions

• enzyme

• active site

substances made by a chemical reaction

• endothermic

• exothermic

• products

• reactants

• denaturation

chemical reaction that absorbs energy

• endothermic

• exothermic

• activation energy

• enzymes

chemical reaction that releases energy

• endothermic

• exothermic

• denaturation

• activation site

a protein that speeds up a chemical reaction (catalyst)

• activation site

• denaturation

• reactants

• enzyme

• products

What is the arrow pointing to?

• denaturation

• activation site

• endothermic

• exothermic

• reactant

What type of reaction is pictured?

• endothermic

• exothermic

• chemical reactions

• enzyme

What type of reaction is pictured?

• endothermic

• exothermic

• activation energy

• products