What are the products of the complete oxidation of lipids?

The complete oxidation of lipids primarily results in the production of carbon dioxide and water. During this metabolic process, lipids, which are primarily made up of fatty acids and glycerol, are broken down through beta-oxidation in the mitochondria. This breakdown leads to the formation of acetyl-CoA, which then enters the citric acid cycle. As acetyl-CoA is processed, it ultimately generates reducing equivalents that are used in the electron transport chain, resulting in the production of ATP (the energy currency of the cell).

The end products of this aerobic respiration process are carbon dioxide and water, which are then expelled from the body through respiration. Therefore, the correct answer reflects the complete oxidation scenario, emphasizing the formation of these two simple, yet essential, molecules, underscored by the fundamental biochemistry of lipid metabolism.

Other options, such as glucose, fatty acids, and amino acids, represent different metabolic pathways or compounds that do not directly reflect the complete oxidation pathway of lipids. Glucose is a product of carbohydrate metabolism, fatty acids are the precursors entering oxidation, and amino acids relate to protein metabolism, highlighting how the selected option aligns specifically with lipid oxidation processes.