Four solutions were examined to determine whether they had protein, starch or glucose present. The colours seen after the tests are shown in the table. Which solution had protein and glucose, but no starch?
- Abiuret test: blue; iodine test: brown; Benedict’s test: orange
- Bbiuret test: blue; iodine test: blue-black; Benedict’s test: blue
- Cbiuret test: purple; iodine test: brown; Benedict’s test: orange
- Dbiuret test: purple; iodine test: blue-black; Benedict’s test: blue