Foundations in biology (cells, biological molecules, enzymes). Module 3: Exchange and transport. Module 4: Biodiversity, evolution, and disease. Module 5: Communication, homeostasis, and energy. Module 6: Genetics, evolution, and ecosystems. Content Covered Paper 1 Biological Processes Modules 1, 2, 3, & 5 Paper 2 Biological Diversity Modules 1, 2, 4, & 6 Paper 3 Unified Biology All Modules (1–6) Key Strengths
Development of practical skills in biology (assessed across all papers). A Level Biology for OCR A
Unlike some other boards, OCR tends to be consistent, with most topics appearing annually—partly due to the inclusion of a 15-mark multiple-choice section in Papers 1 and 2. Foundations in biology (cells