This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: ENT
Absorption of one of the following can occur without being broken down 
Select and explain. 
A. Protein, B. Triglycerides, although this seen only in infants, C. a-Dextrins, D. Sucrose
A: Protein
Answer: A: Protein 
Explanation: Absorption of undigested protein can occur, especially in infants. This decreases with age. However, adults can still absorb undigested protein. The M cells (microfold cells) overlying the Payer's patches absorb antigens.