| A | B |
| DVLA | held in Swsansea |
| DNA database | held in Birmingham |
| Enter this database at 18 | electoral roll |
| Get a number for this database at 16 | national insurance |
| bite marks on an apple | helped in conviction of IRA gunman Tony Kelly |
| it reveals what you buy | supermarket loyalty card |
| it can be used to track your location to within 200m | mobile phone call signal |
| Anthropometry | use of skeletal remains to identify a person |
| Odentology | use of teeth to identify a person |
| semen, blood, saliva | sources of DNA |
| electrophoresis | method used to get DNA profile |
| Open your mouth to reveal it | dental record |
| your height correlates with | your arm span |
| it is unique to you | your fingerprint |
| Deoxyribonucleic acid | DNA |
| Can infect bite marks | bacteria from the gums |
| Held by GP and hospital | medical records |
| used to produce a likeness | photo fit |
| better not to have one | criminal record |
| 81.305+1.880 x length of femur | your approximate height |