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Related Clues:
- Part of a virus, often
- Blueprint with four bases
- Building block, of sorts
- FBI identifier
- Biology class abbr
- Code letters
- Heredity helixes
- Personal matter?
- 'CSI' evidence, often
- Transfer -- (cell material)
- Gene's makeup, briefly
- Cell stuff, for short
- Part of the genetic code
- Forensic sampling
- Some genetic coding, for short