BI-1243
Food tests
Biology · Secondary 4 · Medium · Food tests
A student wants to test a food sample to show that it contains protein but no starch. Which combination of results would confirm this?
- Biuret: blue; Iodine: blue-black
- Biuret: violet; Iodine: yellow-brown
- Biuret: violet; Iodine: blue-black
- Biuret: blue; Iodine: yellow-brown
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