Front

What is metabolism?

Back

Metabolism is the set of life-sustaining chemical reactions in organisms that convert food into energy.

Front

What do cells need to produce energy?

Back

Cells need glucose and oxygen to produce energy through a process called cellular respiration.

Front

What is cellular respiration?

Back

Cellular respiration is the process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Front

Why is oxygen important for exercise?

Back

Oxygen is essential for aerobic respiration, which provides the energy needed for physical activities.

Front

What role do amino acids play in the body?

Back

Amino acids are the building blocks of proteins and are essential for growth, repair, and energy production.

Front

What happens to starch in the digestive system?

Back

Starch is broken down into glucose, which can then be used by cells for energy.

Front

How does altitude affect oxygen availability?

Back

At high altitudes, there is less oxygen available, which can make it harder for the body to perform aerobic activities.

Front

What is the relationship between glucose and energy?

Back

Glucose is a primary source of energy for cells; it reacts with oxygen to release energy during cellular respiration.

Front

How does asthma affect exercise?

Back

Asthma can make it difficult to breathe, which limits the amount of oxygen available for energy production during exercise.

Front

What is the significance of sleep for metabolism?

Back

Sleep is important for metabolism as it helps the body recover and maintain energy levels.