Edexcel GCSE Combined Science: Biology
Exam Questions

Eukaryotic Organisms, Eukaryotic Organisms: Animals & Plants, Eukaryotic Organisms: Fungi & Protoctists, Prokaryotic Organisms, Specialised Cells, Microscopy, Practical: Microscopy, Using Units

The Action of Enzymes, Factors Affecting Enzymes, Practical: Enzymes & pH, Rate Calculations for Enzyme Activity, Enzymes as Biological Catalysts

Diffusion, Osmosis, Active Transport

Mitosis, Uncontrolled Cell Division

Growth, The Importance of Cell Differentiation

Animal Stem Cells, Plant Stem Cells, Stem Cells In Medicine

The Human Nervous System, Synapses, Simple Reflex Arc

The Role of Meiosis, DNA & the Genome

Key Definitions, Predicting Genetic Inheritance, Inheritance of Sex, Polygenic Inheritance, Variation, Mutations

Evolution by Natural Selection, Evidence of Evolution, The Three Domains

Selective Breeding, Genetic Engineering, The Process of Genetic Engineering, Evaluating the Use of Genetic Engineering, The Human Genome Project

Health & Disease, Pathogens, Common Infections

Human Defence Responses, Immunity, Vaccination

Antibiotics, Discovery & Development of New Drugs, Lifestyle & Non-Communicable Disease, Cardiovascular Disease

Photosynthesis, Limiting Factors, Light & the Rate of Photosynthesis, Practical: Investigating Light & Photosynthesis

Root Hair Cells, Xylem & Phloem

Transport of Water & Mineral Ions, Factors Affecting the Rate of Water Uptake, Translocation

The Endocrine System, Adrenaline, Thyroxine, Hormones & the Menstrual Cycle, Contraception, Hormones & Assisted Reproductive Technology

Importance of Homeostasis, Regulating Blood Glucose Concentration, Diabetes

The Need for Transport

Respiration, Practical: Investigating Respiration

Adaptations of the Alveoli

The Blood & Blood Vessels, The Circulatory System

Key Terms in Ecology, Abiotic & Biotic Factors, Interdependence, Parasitism & Mutualism, Biodiversity, Sampling Organisms

Trophic Levels & Food Chains, Food Webs, Food Pyramids

The Water Cycle, The Carbon Cycle, The Nitrogen Cycle

Human Impact on Biodiversity, Benefits of Maintaining Biodiversity