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Questions and Answers
Which of the following is true about anthocyanins?
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?
What is the basic structure of anthocyanins?
- Sugar moiety
- Anthocyanidin
- Polyphenol
- Flavylium cation (correct)
Where are hydroxyl groups located in anthocyanins?
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?
What is the role of sugars in anthocyanin molecules?
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How many sugars can an anthocyanin contain?
How many sugars can an anthocyanin contain?
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