Can Brain Cells Regenerate?

Can Brain Cells Regenerate?

Neuroscience is always a popular area of study for A level students. For many years we have thought that the cells of the brain and the nervous system, the neurones, were incapable of replication and that the brain cells at birth remained static, so that if they died,...
Scientific Collaborations

Scientific Collaborations

The 2019 Nobel Prize for Medicine has been shared between three scientists trying to answer this very question – and is an excellent example for collaborative working. Peter Radcliffe and Gregg Semenza studied the regulation of the hormone erythropoietin (EPO) which...
When the Immune System has a Meltdown

When the Immune System has a Meltdown

Tutoring A level biology allows me to indulge in one of my passions of biochemistry. The immune system. To me, immunology is one of the most fascinating topics of the biology curriculum. Unfortunately, many of my students are unable to feel the same way. Immunity is...
Organoids – what on earth are they?

Organoids – what on earth are they?

Organoids are new to me. I knew of them as a theoretical concept but didn’t know that they had been given a name of their own. With thanks to the Edexcel Examination Board and the publication of the scientific article for use with A Level Biology Paper 3 this year,...