BI-1850
The digestive system
Biology · Secondary 4 · Medium · The digestive system
A villus in the small intestine contains many structures to aid absorption. Which row correctly identifies structure X and its function?
Structure X: a network of blood capillaries in the villus.
Structure X: a network of blood capillaries in the villus.
- Absorbs fatty acids and glycerol and transports them in lymph.
- Absorbs glucose and amino acids and transports them in blood.
- Secretes digestive enzymes into the lumen of the ileum.
- Stores undigested food before egestion.
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