Metabolic Reactions Performance Matters

Front

What system processes the nutrients in food?

Back

Digestive system.

Front

What type of changes do molecules from food and oxygen undergo to release stored energy?

Back

Chemical changes.

Front

What is fermentation?

Back

A process in which glucose can produce energy with or without oxygen.

Front

How can you increase the rate of fermentation?

Back

By adding oxygen.

Front

What gas do you exhale more of when you run fast?

Back

Carbon dioxide.

Front

Which organ chemically breaks down food into nutrients?

Back

Stomach.

Front

What is the primary function of the digestive system?

Back

To break down food and absorb nutrients.

Front

What role does oxygen play in metabolic reactions?

Back

It is used to release energy from glucose.

Front

What is the byproduct of fermentation in yeast?

Back

Carbon dioxide.

Front

What is the main purpose of respiration in living organisms?

Back

To convert food into usable energy.