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Where does the breakdown of bio-macromolecules take place?(a) Ileum(b) Jejunum(c) Duodenum(d) PancreasThis question was posed to me in an international level competition.The origin of the question is Absorption of Digested Products in portion Digestion and Absorption of Biology – Class 11

Answer»

Right option is (C) Duodenum

Explanation: The breakdown of bio-macromolecules occurs in the duodenum REGION of the small intestine. The simple SUBSTANCES thus FORMED are absorbed in the jejunum and ileum regions of the small intestine.



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