Alcohols are ; denaturing agents ( C )
Alcohols such as ethyl alcohol and isopropyl alcohol denature proteins and enzymes which makes them ( proteins and enzymes ) ineffective in cellular respiration and replication, therefore alcohols are denaturing agents.
Alcohols are not heavy metals, examples of heavy metals include copper, silver. While an example of a surfactant is a detergent because they increase the slippery nature of surfaces.
Hence we can conclude that Alcohols are denaturing agents
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