Key Stage 4
Meaning
A Double Helix is a twisted ladder shape.
References
AQA
- Double helix, page 204, GCSE Combined Science Trilogy; Biology, CGP, AQA
- Double helix, page 244, GCSE Biology, CGP, AQA
- Double helix, page 244-5, GCSE Biology; Student Book, Collins, AQA
- Double helix, pages 174-175, GCSE Chemistry; Third Edition, Oxford University Press, AQA
- Double helix, pages 202, 204, GCSE Biology; Third Edition, Oxford University Press, AQA
- Double helix, pages 252, 257, GCSE Chemistry; Student Book, Collins, AQA