An Act amending Titles 42 (Judiciary and Judicial Procedure) and 44 (Law and Justice) of the Pennsylvania Consolidated Statutes, in post-trial matters, further providing for postconviction DNA testing; and, in DNA data and testing, further providing for policy, for definitions, for powers and duties of State Police, for State DNA Data Base, for State DNA Data Bank, for State Police recommendation of additional offenses, for procedural compatibility with FBI and for DNA sample required upon conviction, delinquency adjudication and certain ARD cases, providing for collection from persons accepted from other jurisdictions and further providing for procedures for withdrawal, collection and transmission of DNA samples, for procedures for conduct, disposition and use of DNA analysis, for DNA data base exchange and for expungement..