We have a growing range of recorded demonstrations, designed to support learners to develop their knowledge and understanding of key laboratory techniques. PCR in Action This video has been designed to support Higher Biology and Higher Human Biology learners to develop their knowledge and understanding of PCR. Gel Electrophoresis in Action This video has been designed to support Higher Biology and Higher Human Biology learners to develop their knowledge and understanding of gel electrophoresis. This article was published on 2024-09-02