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Nutrition

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1
Question 1

During digestion, large insoluble food molecules are broken down into small, soluble molecules by enzymes so they can be absorbed.

a.

Complete the table below by filling in the missing information for (i), (ii), and (iii).

Large food moleculeEnzyme involved in digestionSmall food molecule(s) produced
Starch(i)Glucose (or Maltose)
(ii)ProteaseAmino acids
LipidLipase(iii)
[3]
b.

Once digested, these small food molecules are absorbed into the blood in the small intestine. State three structural adaptations of the small intestine that maximize the rate of absorption.

[3]

Nutrition Questions

  1. IGCSE
  2. /Biology
  3. /Nutrition