Understanding Carbohydrates: The Three Food Groups
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Questions and Answers

Which type of carbohydrate is indigestible by man but provides bulk in the gut?

  • Glucose
  • Cellulose (correct)
  • Glycogen
  • Starch

What is the main source of energy in the diet?

  • Proteins
  • Carbohydrates (correct)
  • Cellulose
  • Fats

How are amino acids linked in proteins?

  • Covalent bonds
  • Ionic bonds
  • Hydrogen bonds
  • Peptide bonds (correct)

Which type of carbohydrate needs to be broken down into simple carbohydrates before being transported across the gut wall?

<p>Starch (C)</p> Signup and view all the answers

What are the building blocks of proteins?

<p>Amino acids (B)</p> Signup and view all the answers

What is the general formula for an amino acid?

<p>$NH2- COO R$ (C)</p> Signup and view all the answers

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