In-depth, A/A*-worthy, short notes on the OCR A H420 specification point 2.1.5 on Biological Membranes (Chapter 5 in the A Level Biology for OCR A (OCR A Level Sciences) textbook). All the bullet points and diagrams have been written to be relevant for the final exams. Written to strictly meet all the required specification learning outcomes under 2.1.5. All abbreviations used in the notes can be found attached on seperate PDF.

These are detailed Revision Notes for Topic 2.1.5 of OCR A-Level Biology (Biological Membranes). They were written by me using a combination of the textbook and class notes. I will also be uploading the other topics and creating bundles. Topics Included: - The structure and function of membranes - Factors affecting membrane structure - Diffusion - Active transport - Osmosis