روش‌هاي صحيح جمع‌آوري مدارك بيولوژيكي حاوي دي .ان .اي از صحنه‌هاي جرم‌

Correct methods of compilation and gathering biologi­cal evidence on-scene.

On-scene Physical evidence is the key to crime detection and investigation. Such physical evidence is undeniably lawful and acceptable in law courts. The following article is an account on DNA evidence as an important type ofevidence that can be retrieved from crime scene. The effect ofsocio-economic factors on violent crime: a case study on murders. Lotfali Agheli , Phd, lecturer at Tarbiat Modares University. Sarah Emamgholipur , Phd student of Economics at Tarbiat Modares University. Crime, as a law-breaking offence, can take place with various intensities and magnitudes. Along with psychological and mental factors of its, the intensity and magnitude ofcrime is directly proportional to social, economic, and cultural factors within each and every society, too. Generally, crime can be classified under either ofthe two categories ofpetty and violent crimes. Meanwhile, the results and off-shoots ofviolent crime are more serious and palpable within societies.