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Related Clues:
- Hereditary helices
- What many markers are made of
- Genetic "blueprint"
- Scientific discovery of 1869
- Cheek swab evidence
- Biological blueprints
- Project ___ ('Big Brother' twist featuring half siblings who'd never met and a pair of swapping twins)
- ID clincher, at times
- 'CSI' sample
- Type of profiling
- Evidence that's hard to disprove
- It trumps fingerprints
- Modern test subject
- Story of my life?
- FBI evidence, at times