Biochemical tests 0.0 / 5 ? BiologyPractical applications of biologyASAQA Created by: charlie_hCreated on: 02-06-16 11:20 Test for reducing sugars 1) add Benedicts reagent positve test = brick red 1 of 5 Test for non-reducing sugars 1) add HCl 2) add same amount of Na(OH) to neutralise 3) add Benedicts reagent positive test = brick red 2 of 5 Test for starch 1) add iodine positive test = blue/black 3 of 5 Test for lipids 1) crush substance being tested 2) add ethanol 3) decant ethanol 4) add equal amount of water to ethanol positive test = cloudy white precipitate 4 of 5 Test for proteins 1) add Biurets reagent 2) shake positive test = pink/purple 5 of 5
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