Question

Why must macromolecules be broken down into smaller molecules during digestion?

Answer 1

Answer:

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It is important to break down macromolecules into smaller fragments that are of suitable size for absorption across cell membranes. Large, complex molecules of proteins, polysaccharides, and lipids must be reduced to simpler particles before they can be absorbed by the digestive epithelial cells.

Explanation:

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Answer 2

Explanation:

it is important to break down macromolecules into smaller forgment that are of suitable size for absorption across cell membranes , large , complex molecules of protein and lipids must reduce into smaller or simplest particles before absorption.