Related Clues:
- Crime lab sample
- Hair strands?
- Evidence of descent
- Chromosome's home
- 18 Across material
- __ lab
- Molecule for which Linus Pauling proposed a triple-stranded structure
- Crime-lab material
- Outline of small boat
- 'CSI' material
- Evidence in a paternity case
- Genetic-code molecule
- Double-helix molecule (abbr.)
- Slow of understanding
- Rough picture