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3.1 Biological molecules
Quick questions on Lipids: triglycerides, phospholipids and the emulsion test - AQA A-Level Biology
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Name the reaction that joins glycerol to a fatty acid and the bond it forms. [2 marks]
What is q2?Show answer
Compare the structure of a triglyceride and a phospholipid. [2 marks]
What is q3?Show answer
A student tests a sample using the emulsion test and observes a cloudy white layer. What conclusion can they draw, and why does the cloudiness appear? [3 marks]
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