A key issue in developmental biology at that time was the problem of how cells underwent differentiation, with most workers concentrating on explanations in terms of changes in enzyme and gene regulation.
I enjoyed my time at primary school because my teachers made the world seem such an interesting place and encouraged my innate curiosity.
It was during my time at secondary school that I abandoned religion.
I was never very good at exams, having a poor memory and finding the examination process rather artificial, and there never seemed to be enough time to follow up things that really interested me.
My time as an undergraduate at Birmingham was extremely stimulating both as a biologist and also for my more general intellectual development.