The most common waste material produced by bacteria is?
Correct answer: A. Lactic acid
- A. Lactic acid
- B. Urea
- C. Ammonia
- D. Uric acid
Explanation
Lactic acid is indeed a common waste product produced by certain bacteria, particularly lactic acid bacteria, during a specific metabolic process called lactic acid fermentation. In addition, cells contain waste materials that are subsequently excreted. For example, common waste materials are alcohol, lactic acid, and acetic acid.
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