Learn about the ultrastructure and organelles of animal, plant, fungal and bacterial cells. BBC Bitesize Scotland revision for SQA National 5 Biology.

The cell nucleus is the site of many important biological functions of the eukaryotic cell. These processes include transcription, replication, splicing and ribosome biogenesis. The effect of ...

In addition, studies investigating the structure–function relationships of MHC class II molecules have highlighted how single amino acid polymorphisms, particularly in intracellular domains, can ...

Understanding cell structure and function As imaging methods and workflows improve, researchers will be able to tackle some key questions in cell biology with different strategies.