Related Clues:

• Chromosomal component
• ID factor
• Form of evidence, these days
• Nuclear physics prefix
• High-tech ID
• Gamma preceder
• Gene's ID
• Genetic carrier
• Not-quite-final software
• Alpha-gamma connection
• Geneticist's abbr.
• Second letter
• 'CSI evidence'
• Modern forensic tool
• Bygone VHS alternative