Related Clues:
- DNA units
- Spiraling shape
- Spiral staircase, essentially
- Corkscrew shape
- Pearl necklaces, e.g.
- Slinky shape
- Leaves helpless on the sand
- Leaves helpless
- Threads, fibres
- Threads or beaches
- A three-dimensional spiral
- Strings or chains
- 'Spiral structure, DNA is a double one (5)'
- They make one string along the shore
- 12 across has them and London has one of them