You are one big chemical reaction

The video explains the process of respiration, a vital chemical reaction that provides energy to our bodies. It describes how digestion and breathing supply glucose and oxygen, which react in cells to release energy, carbon dioxide, and water. The video also covers how our bodies excrete byproducts and manage energy during exercise.

What is the vital chemical reaction that provides energy to our bodies?

What do we need to do to get respiration started?

What happens to glucose and oxygen in our cells?

What are the byproducts of the respiration reaction?

Why do we need to breathe harder when exercising?