Related Clues:

• Crime-lab specimen
• Geneticist's focus
• Letters from the family?
• Letters heard on "CSI"
• Chromosome stuff
• Genetic messenger material: abbr.
• ''CSI ''clue
• Tiny messenger material
• Cell 'messenger'
• Chain found in cells
• Protein synthesis participant
• Genetic template
• Protein synthesis molecule, for short
• Genetic cell material
• "CSI" test subject