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AQA Biology 8.1 structure of DNA

Charlotte Hewson

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Food tests

Description

Flashcards for food tests relating to the OCR A-level biology specification.

Flashcards by Emily Rowland-Rawson, updated more than 1 year ago

	Created by Emily Rowland-Rawson over 6 years ago

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Resource summary

Question	Answer
test for protein	Biuret solution the blue solution turns purple when it reacts with protein
test for lipids	emulsion test the sample is suspended in ethanol, allowing lipids present to dissolve, the liquid is then decanted into water
test for sugars	Benedict's solution the clear blue solution of sodium and copper salts turns brick-red in the presence of simple sugars

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