Fed ex or overnight (dated sometime by Saturday the 22nd Dec). to: Mr. Worden 278 East Quasset Rd Woodstock, CT 06281 The day we are back is the essay on the structure and roles of DNA, RNA's and the ribozyme. Biotechnology questions can be found in chapters 27,19, 20 The two labs are transformation and DNA electrophoresis on lLab bench main. You have the handouts. Know what you are going to do when you are in lab. PREPARE! To all Happy holidays!!