A variety of practices and specialised representational systems are required to understand, communicate and construct molecular genetics knowledge. This study describes teachers' use of multimodal representations of molecular genetics concepts and how their strategies and choice of resources were interpreted, understood and used by students to…

Instructional images are used widely in textbooks and other learning materials, but the role of learner interpretation has not been adequately explored. While previous research has demonstrated the diversity of interpretation derived from images by learners, this research has not consistently taken place in the context of authentic learning tasks.…