Proteins in Clinical Chemistry
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Questions and Answers

What is the origin of the word 'protein'?

  • Greek word 'proteios', meaning 'first rank of importance' (correct)
  • Sanskrit word 'prota', meaning 'essential'
  • Latin word 'proteus', meaning 'versatile'
  • Arabic word 'proteina', meaning 'nutritious'

    • What gives proteins the ability to bear positive and negative charges?

  • Presence of sulfur
  • Acid and basic amino acid compositions (correct)
  • Carboxyl and amino groups
  • Hydrogen bonding

    • What percentage of total body weight do proteins provide?

  • 25 to 30%
  • 30 to 40%
  • 5 to 10%
  • 12 to 20% (correct)

    • What elements are usually found in proteins?

    <p>Carbon, hydrogen, oxygen, nitrogen, and sulfur</p> Signup and view all the answers

    What is the characteristic element found in proteins?

    <p>Nitrogen</p> Signup and view all the answers

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