Study Resources Download the Lab Manuals: BIOL 1406 BIOL 1414 BIOL 1415 Lab Technique Videos: Biotechnology: Making the Connection How to Pipet How to Micropipet How to Weigh with an Electronic Balance How to Adjust pH with a pH Meter How to Use Centrifuges Preparation of the Agarose Gel Pouring Agarose Gel