Question

during which process is water produced?
alcohol fermentation
acetyl coa formation
electron transport chain
citric acid cycle

Explanation:

In the electron - transport chain, oxygen acts as the final electron acceptor. Hydrogen ions combine with oxygen to form water. In alcohol fermentation, ethanol and carbon dioxide are produced. In acetyl CoA formation, carbon dioxide is released. In the citric acid cycle, carbon dioxide is produced.

Answer:

C. electron transport chain