April 22, 2026

The Review

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H.A Kotash Smoky Lake biology 20 class

In the “Barf Bag Lab”, we learned about anaerobic respiration by mixing yeast, water, and crushed-up cereal in a ziploc bag and removing all the oxygen. The yeast used anaerobic respiration to convert glucose into energy without oxygen. This process produced carbon dioxide and ethanol.


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