Question

which of the following macromolecules is most commonly broken down to produce atp? proteins carbohydrates nucleic acids lipids

Explanation:

Carbohydrates, specifically glucose, are the primary molecules broken - down in cellular respiration to produce ATP. While proteins, nucleic acids, and lipids can also be used for energy production, carbohydrates are the most common and readily available source.

Answer:

carbohydrates