Hi guys, Welcome to the Advanced Video Search Engine, and you are watching Gene Cloning Vectors: Essential Features of an Ideal Vector |Biotechnology @biologyexams4u. That video is uploaded by biologyexams4u at 2012-12-09T07:59:34-08:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [xD-1VVG4Wf0]