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- Uracil is one of its basic components
- It's in the genes
- Genetics abbr.
- One form of ID
- Some crime evidence
- Double-helix stuff
- 'Who's your daddy?' test
- Biology class abbr.
- Genetics abbr
- Uracil site
- Big molecule
- Biochemistry abbr.
- A strong sort of evidence
- With 85-Across, potential paternity prover
- It helps make you you