Molecule Testing Lab

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created 1 year ago by EvelynM
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Teaches which substances or reagents are used to detect the presence of glucose, starch, protein and lipids.
updated 1 year ago by EvelynM
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biology
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1

Benedict's reagent

Changes from blue to various colours in presence of glucose.

2

Iodine

Changes from yellow-brown to very dark blue/black in presence of starch.

3

Biuret Reagent

Changes from light blue to purple in presence of Protein.

4

Sudan IV

Dissolves in lipids and turns bright red.

5

Distilled Water

Good negative control.

6

A test tube containing the same substance you are testing for.

Good positive control.