A learner examined a food sample, and the findings were as follows. Colour after adding Benedict’s solution and heating: red. Colour after adding biuret reagent: purple. Colour after adding iodine solution: yellow/brown. Which nutrients were present in the food?
- Aprotein, starch and reducing sugar
- Bprotein and starch only
- Cprotein and reducing sugar only
- Dstarch and reducing sugar only