Question

(d) Absorption of food substances by the tissues.-​

Answer 1

Answer:

epithelial tissue

Like the rest of the gastrointestinal tract, the small intestine is made up of four layers of tissue. The mucosa forms the inner layer of epithelial tissue and is specialized for the absorption of nutrients from chyme.

Answer 2

Explanation:

Digestion is the mechanical and chemical break down of food into small organic fragments. ... Large, complex molecules of proteins, polysaccharides, and lipids must be reduced to simpler particles before they can be absorbed by the digestive epithelial cells. Different organs play specific roles in the digestive process.

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