22/09/2026
🍇 Why do raisins swell when placed in water? 💧
This is a simple example of osmosis, a key GCSE Biology concept! 🧬 Water moves through the partially permeable membrane from a region of higher water concentration to lower water concentration. As water enters the raisin, it swells. 🔬
👉 Join my FREE GCSE Support WhatsApp Group for daily revision tips & tricks: https://chat.whatsapp.com/JUTxzAtG9ht0DmEEHqUkKS
👉 15-Week FREE Revision Course: https://forms.gle/Q5QGP5WZzTPWt9Aj7
👉 Free Facebook Group: https://www.facebook.com/groups/expertguidance.co.uk/
👉 Pinterest: https://www.pinterest.co.uk/expertguidanceuk/
👉 Follow us on Instagram for daily GCSE tips 📚
BiologyReels ScienceReels LearnBiology GCSERevision ScienceExplained BiologyMadeEasy CellBiology ExamRevision StudyTips ExpertGuidance