OCR Biology 'Proteins and Amino acids'

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1. Which bonds hold the alpha helix together?

  • Covalent peptide bonds
  • Hydrogen bonds between the -NH and -CO groups
  • Ionic bonds
  • Hydrogen bonds between the -NH groups
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Other questions in this quiz

2. The function of a protein is determined by its _______ structure

  • Primary
  • Quaternary
  • Secondary
  • Tertiary

3. What is the formula of the acid group?

  • CHOHO
  • COOH
  • CHOOCH
  • HO

4. An enzyme is an example of a _______ structure

  • Secondary
  • Tertiary
  • Primary

5. When one chain folds over on itself, this produces a __________

  • Double pleated sheet
  • Beta-pleated sheet
  • Alpha helix

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