Cellular Respiration

Part 1: Carefully view the below videos. Be curious, and make note of the major points discussed!

Part 2: Using the materials provided, carefully recreate the activity shown in the video below. Wear safety glasses.  

Part 3: Reflect on the carbon dioxide produced in this balloon lab. What role does yeast play in this reaction? How does yeast carry out cellular respiration, and why is sugar crucial for this process?