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Questions and Answers
What is the color of the extract of the calyx and epicalyx?
What is the color of the extract of the calyx and epicalyx?
- Blue
- Yellow
- Green
- Red (correct)
What is the reason for the red color of Anthocyanin in the acidic medium?
What is the reason for the red color of Anthocyanin in the acidic medium?
- Presence of water
- Presence of citric acid and malic acid (correct)
- Presence of sugar
- Presence of protein
What is the name of the compound that has a red color in the acidic medium?
What is the name of the compound that has a red color in the acidic medium?
- Anthocyanin (correct)
- Chlorophyll
- Carotenoid
- Betacyanin
What is the purpose of the citric acid and malic acid in the extract?
What is the purpose of the citric acid and malic acid in the extract?
What is the characteristic of the Anthocyanin in the acidic medium?
What is the characteristic of the Anthocyanin in the acidic medium?
What is the effect of the acidic medium on the Anthocyanin?
What is the effect of the acidic medium on the Anthocyanin?
What is the composition of the extract of the calyx and epicalyx?
What is the composition of the extract of the calyx and epicalyx?
What is the role of the citric acid and malic acid in the extract?
What is the role of the citric acid and malic acid in the extract?
What is the importance of the acidic medium in the extract?
What is the importance of the acidic medium in the extract?
What is the result of the combination of Anthocyanin and citric acid and malic acid in the extract?
What is the result of the combination of Anthocyanin and citric acid and malic acid in the extract?
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