Related Clues:

• Common practice
• Speed limit, e.g.
• White ____ , Alberta
• Belli's bailiwick
• __ school
• Strands in the body
• It's in chains
• High-tech ''fingerprint''
• Code of life
• It's shared by identical twins
• CSI concern
• Barrister's field
• 6-Across evidence
• It can prove kinship
• Postgraduate study