DNA Structure: 4 key phrases to smash your exam questions!

🧬 What is the Structure of DNA? | GCSE Biology Revision 🧬
Welcome to your ultimate GCSE Biology revision guide! In this video, we break down the structure of DNA in a clear, easy-to-understand way—perfect for students preparing for their GCSE Science exams.

You’ll learn:
✅ What DNA stands for
✅ The double helix structure
✅ The role of nucleotides (sugar, phosphate, and nitrogen bases)
✅ Base pairing rules (A-T and C-G)
✅ How DNA carries genetic information

There are exam-style questions at the end, helping you to test your knowledge and understanding .

📚 Whether you’re studying AQA, OCR, or Edexcel, this video covers all the key content you need to know for your GCSE Biology DNA topic.

⏱ Timestamps:
00:00 Introduction
00:55 Shape of DNA
01:39 Structure of DNA nucleotides
02:35 DNA bases
03:22 Complementary base pairing
03:44 Exam-style questions

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Useful revision resources:
Download helpful work-packs you can use to help you learn key phrases and definitions that will score you lots of points in exams https://www.etsy.com/uk/shop/BioSmash

📖 Recommended for:
• GCSE Biology students
• KS4 Science revision
• Home education
• Secondary school science learners

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