In this comprehensive 50-minute video, we cover everything you need to know about Biological Molecules for AQA A-Level Biology. Whether you're revising for your exams or learning the content for the first time, this full unit summary breaks down the key concepts, including:
- Structure and function of carbohydrates, proteins, and lipids
- Enzymes and their role in biochemical reactions
- Nucleic acids: DNA, RNA, and ATP
- The importance of water in biological processes
💡 Bonus tip: This video is ideal for exam revision or last-minute revision before mock exams!
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Timestamps:
0:22 Monomers, polymers and carbohydrates
11:18 Benedict's test for reducing and non-reducing sugars
15:40 Lipids and phospholipids including the emulsion test for lipids
21:32 Proteins including the Biuret test
26:31 Enzymes & factors affecting enzyme action
36:24 Structure of DNA and RNA
40:15 DNA replication
43:03 ATP Structure and function
45:32 Importance of water in living things
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