An accessory organ that produces enzymes that aids in the digestion of all macronutrients

Pancreas

Explanation:

Pancreas is the organ which is involved in digestion of all the macro nutrients inside the body. This organ produces various types of digestive juices that helps in the digestion of proteins, carbohydrates, et cetera.

The pancreas secretes hormones responsible for the digestion of the carbohydrates.

The enzymes such as trypsin, carboxypeptidase and chymotrypsin helps in the digestion of protein and carbohydrates.

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