IB 2.6 – DNA Structure in 9m from Dan Rott:
What is DNA? – Stated Clearly (5m 24s):
DNA structure (a very simple animation in 1m 20s):
Many assessment statements are covered by Stephanie Castle (with more being added all the time).
Some excellent interactive animations & tutorials on DNA – just click on ‘Tour the Basics’ & ‘Build a DNA molecule’.
DNA Structure – another vid (in 3m 6s) and here is Mr W’s DNA, fantastic! rap.
How to draw a molecule of DNA (thank you Stephanie Castle):
Some past paper questions answered by IB Blueprint: DNA Structure – Past Exam Paper 1 Questions; Formation of DNA Double Helix – [Subscriber Q&A]; DNA Structure – Paper 2 Questions.