Related Clues:
- Biology-class letters
- Retrovirus matter
- Uracil-containing macromolecule
- Ticker symbol for Genentech
- Parentage prover
- CODIS focus
- Microscopic crime scene clue, briefly
- __ sequencing
- Messenger __
- Genetic substance
- Nucleic acid
- What identical twins have in common
- Genetic-code carrier
- Basic makeup stuff
- Essence of a person, one might say