Science is getting seriously spooky!

This Halloween, we’re exploring the darker, stranger and downright gruesome side of science.

From creepy parasites and zombie rats to the bizarre world of different coloured blood, discover some of nature’s most horrifying secrets.

Can parasites really control their hosts? What turns a rat into a zombie? And why isn’t all blood red?

Prepare for fascinating facts, gruesome discoveries and science that’s stranger than fiction!

Enzymes are one of the core topics in both GCSE Combined Science and Triple Biology, forming the foundation for understanding digestion, metabolism and many of the chemical reactions that keep living organisms alive.

In this episode of The Science Edit A–Z of Biology, we break down everything you need to know about enzymes, from the lock and key theory and active sites to the effect of temperature, pH and substrate concentration on enzyme activity.

With clear explanations, common exam pitfalls and links across the GCSE specification, this episode is perfect for anyone looking to strengthen their understanding and maximise their marks in the exam.

DNA is one of the most important topics in GCSE Biology, linking together genetics, inheritance, protein synthesis and evolution.

In this episode of The Science Edit A–Z of Biology, we explore D is for DNA, explaining its structure, how genetic information is stored and why DNA is often described as the blueprint for life.

We’ll also look at genes, chromosomes and genomes, making sense of the key ideas that frequently appear in GCSE exam questions.

Whether you’re revising for your mocks or aiming for those Grade 9 answers, this episode will help you build confidence and strengthen your understanding of one of biology’s most fascinating topics.