Related Clues:

• Heredity helix
• It's stranded
• Evidence type
• Some evidence
• Modern courtroom evidence
• Gene component
• Chain material
• Kind of 'fingerprint'
• Watson and Crick subject
• Genetic evidence
• Prerelease version
• Strand from a parent
• Strands in a cell?
• As yet unmarketed, as software
• Test material