Amino Acids

A test on pages 48-49 of the OCR A A2 chemistry textbook

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1. At a pH more acidic than the isoelectric point...

  • Behaves as a base and accepts a proton forming a positive ion.
  • Behaves as a base and accepts a proton forming a negative ion.
  • Behaves as a acid and accepts a proton forming a positive ion.
  • Behaves as a acid and accepts a proton forming a negative ion.
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Other questions in this quiz

2. What are amino acids soluble in?

  • Bases
  • Everything
  • Acids and bases
  • Acids

3. What are assembled into proteins?

  • Acids
  • Esters
  • Amino acids
  • Carboxylic acids

4. What is a peptide?

  • A compound formed through a condensation reaction.
  • A compound made of carboxylic acids linked by peptide bonds.
  • A compound made of amino acids linked by peptide bonds.
  • A compound formed from monomer units bonded by ester linkages.

5. At a pH more alkaline than the isoelectric point...

  • Behaves as a acid and donates a proton forming a negative ion.
  • Behaves as a base and donates a proton forming a positive ion.
  • Behaves as a acid and donates a proton forming a positive ion.
  • Behaves as a base and donates a proton forming a negative ion.

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