2025 IB Biology - B2.1 Membranes and membrane transport

Learn everything you need to know about membranes in 2025 IB Biology! This video covers the essential concepts in Topic B2.1 with clear explanations and helpful diagrams to prepare you for the May 2025 exams. LIKE, SHARE, and SUBSCRIBE now for more IB Biology tutorials! Have questions? Drop them in the comments below, and I’ll answer them!" Need more help with IB Biology? Check out our Topic Checklists:   / the7student