Biology Lab report
Diffusion Lab Experiments1. Drop of water on a slide, add particles of Carmin to the water. Add cover and observe under Microscope.2.https://www.youtube.com/watch?v=aTn56X_fa7Y3. Working with Membranes.SolutionSourceOriginalContents(Beaker and Bag)Original ColorFinal Color(Beaker and Bag)Color After Benedict´s Test (Tubes)Bag30% Glucose and StarchNo color,ChalkyPurpleOrange-RedBeakerH2O and I2KI(Lugol)Pale YellowPale YellowOrange-RedControlH2O—-BlueNoteLugols Iodine (Yellow Amber) reacts with Starch and turns Purple or BlackBenedict (Blue) reacts with Glucose (Solution heated) turns Orange, or Orange_RedIndicatorColorReacts withTurnsLugols IodineYellow AmberStarchPurple or BlackBenedictBlueGlucoseOrangeBiuretBluePeptidesViolethttps://www.youtube.com/watch?v=RYm4bMg4i1U4. Osmotic activity in cells.
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