MCQ
Which of the following is not a disaccharide?
- ACane sugar
- BRaffinose
- CLactose
- DMaltose
✓
Answer
- Raffinose
Explanation:
Cane sugar contains glucose and fructose so it is a disaccharide.
Lactose contains glucose and galactose so it is a disaccharide.
Maltose contains glucose and glucose so it is a disaccharide.
Raffinose contains 1 unit of glucose, 1 unit of fructose and 1 unit of galactose so it is not a disaccharide. It is a trisaccharide.
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