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Related Clues:
- See 106-Across
- Nucleic acid, abbr.
- Protein-building polymer
- Watson's code letters
- Messenger material
- High-tech "fingerprint"
- Stuff of life
- Double-helix material
- Fingerprint with a twist?
- It's usually single-stranded
- It could prove paternity
- Crime lab letters
- Sample in a crime lab
- Human genome project stuff
- "CSI" concern