Biurets: Unknown - Proteins
Reagent: Biurets
Positive Result:Turns Purple
Benedict's: Unknown: Reducing Sugars
Reagent: Benedict's solution
Positive Result: Coloured precipitate (Brick red, orange, green)
Ethanol: Unknown - Lipids
Reagent: Ethanol (alcohol)
Positive Result: cloudy/white emultion
Starch test: Unknown - Starch
Reagent: Iodine
Positive Result: turns black/very dark brown
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