Unit 3 Energy Flow

Front

True or False: Energy obtained from food is used to convert ADP to ATP.

Back

True

Front

What type of reaction absorbs energy in the form of heat or light?

Back

Endothermic

Front

What are enzymes mostly made of?

Back

Proteins

Front

What is the term used to describe the change in enzyme shape as the substrate binds?

Back

Induced fit

Front

According to the law of conservation of energy, what happens to energy in a system during a chemical reaction?

Back

Energy changes forms.

Front

What is the primary source of energy for living organisms?

Back

Food

Front

Define exothermic reaction.

Back

A reaction that releases energy in the form of heat or light.

Front

What is the role of enzymes in biochemical reactions?

Back

Enzymes act as catalysts to speed up chemical reactions.

Front

What is activation energy?

Back

The minimum energy required for a chemical reaction to occur.

Front

What is the function of ATP in cells?

Back

ATP serves as the primary energy carrier in cells.