Unit 2 Part 4 Why is DNA helical?

Picked from Kyoto U OCW (channel vetted in round 1 as mixed teaching/other); title clearly names a lecture/course on a subject and passed a strict title check.

A 5-minute video from Kyoto U OCW: “Unit 2 Part 4 Why is DNA helical?”.

Video by Kyoto U OCW, played through YouTube's embedded player.