IB Biology (first exams 2025) notes for Theme D, by syllabus code.
Cell division IB Biology notes for D2.1 (SL and AHL): interphase, mitosis, cytokinesis, meiosis, non-disjunction, cyclins and checkpoints, cancer and the mitotic index, with diagrams, a root tip practical, common doubts and practice questions.
Cell Division IB Biology: Cell Cycle, Mitosis and Meiosis (D2.1) Read More »
Biology › Human physiology › Excretion and osmoregulation Excretion and Osmoregulation The human excretory system for IB Biology and NEET: nitrogenous wastes, the kidney and nephron, ultrafiltration and urine formation, the counter-current mechanism, ADH, RAAS and ANF, and kidney disorders, dialysis and transplant. IB-only and NEET-only content is marked. IB D3.3 Homeostasis (HL kidney)NCERT XI
Human Excretory System: 7 Essential Kidney Topics (IB, NEET) Read More »
