McMush Pre Lab
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Indicator used to test for Carbohydrates?
Benedict's solution
Indicator for Protein?
Biuret solution
What colour does Iodine reveal?
Brown to dark blue/black
What is a negative control?
Group with no response expected
Indicator used to test Starch/Polysaccharides?
Iodine
Indicator used for Lipids?
Paper towel
Paper towel reveals
Stain
What is a positive control?
The part of the experiment that you know will work
What is the purpose of a positive control?
Used as a control for unknown variables
What is the purpose of a negative control?
Used to control unknown variables and compare against test group
Benedict's Solution reveals
Will change colour from blue to orange when heated
What colour does Biuret reveal?
Will change colour from blue to purple
