Recombinant DNA is achieved by cleaving the pro- DNAs by or DNA finger printing is based on DNA segments formed by
Assertion : 'DNA finger printing' has become a powerful tool to establish paternity and identity of criminals in rape and assault cases. Reason : Trace evidences such as hairs, saliva and dried semen are adequate for DNA analysis.
Forensic scientists have to work often with extremely small samples of DNA obtained from the hair or other sources of suspected criminals. However, it is possible to produce DNA finger print from these small samples by using :