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Edexcel GCSE - Biology
Key Concepts in Biology
Characteristics of Living Organisms
Features of Organisms
Diffusion
Osmosis
Active Transport
Biological Molecules
Enzymes
Cells and Control
Cell Structure and Organisation
Levels of Organisation
Nervous Control in Humans
Sense Organs
Mitosis
Meiosis
Plant Structures and their Functions
Photosynthesis
Leaf Structure
Mineral Requirements
Transport in Plants
Water Uptake
Transpiration
Translocation
Animal Coordination, Control and Homeostasis
Excretion in Humans
Hormones in Humans
Homeostasis
Genetics
Asexual Reproduction
Sexual Reproduction
Sexual Reproduction in Humans
Sexual Reproduction in Plants
Sex Hormones in Humans
Inheritance
Chromosomes, Genes and Proteins
Monohybrid Inheritance
Exchange and Transport in Animals
Diet
Alimentary Canal
Mechanical Digestion
Chemical Digestion
Absorption
Transport in Animals
Heart
Blood and Lymphatic Vessels
Blood
Gas Exchange in Humans
Respiration
Aerobic Respiration
Anaerobic Respiration
Natural Selection and Genetic Modification
Variation
Adaptive Features
Selection
Biotechnology and Genetic Engineering
Biotechnology
Genetic Engineering
Ecosystems and Material Cycles
Energy Flow
Food Chains and Food Webs
Nutrient Cycles
Population Size
Food Supply
Habitat Destruction
Pollution
Conservation
Health, Disease and The Development of Medicines
Diseases and Immunity
Drugs
Medicinal Drugs
Misused Drugs
Methods of Birth Control in Humans
Sexually Transmitted Infections (STIs)
Diagnostic Challenge
Assessment 1
Natural Selection and Genetic Modification
Selection
Attempt a Quiz
37 Pages
NATURAL SELECTION &
GENETIC MODIFICATION
UNIT 4
