- من
- Medical University of Varna
- ماذا
- 4000 people
- أين
- بلغاريا (Varna)
- متى
The largest human DNA helix involved 4,000 participants, achieved by the Medical University of Varna (Bulgaria), in Varna, Bulgaria, on 23 April 2016.
The record breaking human DNA helix was formed on South Beach in Varna, Bulgaria, on the coast of the Black Sea.