Anatomy and Physiology of the Digestive Tract
2018-10-1 · Once food enters the digestive tract, its complex macromolecules are broken down by digestive enzymes before being absorbed by the intestinal epithelium. It is generally accepted that the midgut is the main site of digestion in Drosophila , despite evidence for extraoral digestion and enzymatic conversions in the foregut and/or crop …
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