“DNA from the Beginning” is a fantastic resource that tells the stories of the science and scientists  that have helped to build our knowledge of DNA and genetics:

Explore http://www.dnaftb.org/

It is packed with great animations, stories, activities, quizzes and summaries of key concepts, and is ideal for anyone studying 90715 “Describe the role of DNA in relation to gene expression”.  10/10! – Darren