An Exploration of Anthocyanins
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Questions and Answers

Which of the following is true about anthocyanins?

  • They are responsible for the red, purple, and blue color of fruits, vegetables, and flowers (correct)
  • They contain hydroxyl groups in positions 1, 3, and 5
  • They can contain more than three sugars
  • They are insoluble in water

    • What is the basic structure of anthocyanins?

  • Sugar moiety
  • Anthocyanidin
  • Polyphenol
  • Flavylium cation (correct)

    • Where are hydroxyl groups located in anthocyanins?

  • Positions 2, 4, and 6
  • Positions 3, 5, and 7 (correct)
  • Positions 1, 3, and 5
  • Positions 1, 2, and 3

    • What is the role of sugars in anthocyanin molecules?

    <p>They increase solubility in water</p> Signup and view all the answers

    How many sugars can an anthocyanin contain?

    <p>Up to three</p> Signup and view all the answers

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