Biology 9700 Practical Notes Page

Drawings must be accurate representations of what you see, not what you think you should see. Cambridge (CIE) A Level Biology · Revision Notes

: Shake the sample with ethanol, then pour it into a tube of water. A milky white emulsion confirms lipids. Proteins (Biuret Test) : Add Biuret reagent (or cap K cap O cap H followed by cap C u cap S cap O sub 4 biology 9700 practical notes

You must be able to identify unknown substances using specific reagents. A-Level Notes Reducing Sugars Drawings must be accurate representations of what you