Starch Test with Iodine — detection?
Presence of starch turns iodine blue-black.
Iodine Test — what detects?
Presence of starch in a sample.
Fat Test with Ethanol — positive?
Cloudy or milky emulsion indicates fats.
Positive iodine test — color?
Black or blue-black.
Protein Test with Biuret — result?
Purple color shows proteins are present.
Starch — role?
Energy storage in plants.
Ethanol test — detects?
Presence of fats (lipids).
Positive ethanol test — appearance?
Cloudy or milky solution.
Lipids — role?
Energy storage, insulation, membrane components.
Unicellular vs Multicellular — difference?
Number of cells involved.
Teste tes connaissances avec un QCM de 10 questions sur Fundamentals of Biological Testing and Cell Structure.
1. What does the iodine test with iodine solution primarily detect in a biological sample?
2. What color change indicates a positive iodine test for starch?
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