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BIOLOGY (CO-ORDINATED) 0654 — SUBJECT OVERVIEW

Biology (Co-ordinated).

Core and Extended. All topics contain full revision notes, worked examples, and common mistakes.
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01

Characteristics of living organisms

1 topics
B1.1The Seven Pillars of Lifenotes · cards · quiz
02

Cells

9 topics
B2.1Plant and Animal Cell Architecturenotes · cards · quiz
B2.2Prokaryotic Architecture: The Bacterial Cellnotes · cards · quiz
B2.3Cell Structurenotes · cards · quiz
B2.4Cellular Structures and Functions in Plantnotes · cards · quiz
B2.5Omnis Cellula e Cellula: The Fundamental Principle of Cell Divisionnotes · cards · quiz
B2.6The Architecture of Lifenotes · cards · quiz
B2.7The Hierarchy of Lifenotes · cards · quiz
B2.8A Masterclass on Magnification and Specimen Sizenotes · cards · quiz
B2.9Microscopic Measurementnotes · cards · quiz
03

Movement into and out of cells

7 topics
B3.1The Unseen Enginenotes · cards · quiz
B3.2The Unseen Currentnotes · cards · quiz
B3.3The Unseen Engine of Lifenotes · cards · quiz
B3.4Osmosis: From Foundational Principles to Biological Significance and Practical Applicationnotes · cards · quiz
B3.5Osmosisnotes · cards · quiz
B3.6Effects of Osmosis on Plant Tissuesnotes · cards · quiz
B3.7Active Transport: From Foundational Principles to Clinical Significancenotes · cards · quiz
04

Biological molecules

3 topics
B4.1Analysis of the Chemical Elements of Carbohydrates, Fats, and Proteinsnotes · cards · quiz
B4.2B4.1.2notes · cards · quiz
B4.3Analysis of Biological Moleculesnotes · cards · quiz
05

Enzymes

2 topics
B5.1Enzymes: Structure, Function, and Biological Significancenotes · cards · quiz
B5.2Effect of Temperature and pH on Enzyme Activitynotes · cards · quiz
06

Plant nutrition

6 topics
B6.1Photosynthesis: From Foundational Principles to Global Impactnotes · cards · quiz
B6.2Photosynthesisnotes · cards · quiz
B6.3Chlorophyll and Chloroplasts: The Foundation of Plant Nutritionnotes · cards · quiz
B6.4Photosynthesis: The Indispensable Roles of Chlorophyllnotes · cards · quiz
B6.5Morphological and Anatomical Adaptations of the Leaf Lamina for Maximized Photosynthetic Efficiencynotes · cards · quiz
B6.6Anatomical and Histological Analysis of the Dicotyledonous Leafnotes · cards · quiz
07

Human nutrition

8 topics
B7.1The Balanced Diet in Human Nutritionnotes · cards · quiz
B7.2Essential Components of the Human Dietnotes · cards · quiz
B7.3Expert Analysis of the Human Digestive Systemnotes · cards · quiz
B7.4The Coordinated Systemnotes · cards · quiz
B7.5Expert Report on Physical Digestionnotes · cards · quiz
B7.6The Kinetic Modality of Physical Digestionnotes · cards · quiz
B7.7The Enzymatic Conversionnotes · cards · quiz
B7.8The Essential Molecular Transformationnotes · cards · quiz
08

Transport in plants

7 topics
B8.1The Anatomy and Physiology of Plant Transportnotes · cards · quiz
B8.2Expert Analysis of Vascular Tissue Distribution in Herbaceous Dicotyledons (iGCSE 0654/0610)notes · cards · quiz
B8.3Comprehensive Analysis of Root Hair Cellsnotes · cards · quiz
B8.4Specialized Root Hair Cellsnotes · cards · quiz
B8.5The Coordinated Transport of Water in Vascular Plantsnotes · cards · quiz
B8.6Transpiration: Mechanismnotes · cards · quiz
B8.7Advanced Pedagogical and Theoretical Analysis of Plant Water Transportnotes · cards · quiz
09

Transport in animals

12 topics
B9.1The Physiological Mechanics of Transportnotes · cards · quiz
B9.2Comprehensive Anatomical and Functional Analysis of the Mammalian Heart Structurenotes · cards · quiz
B9.3Comprehensive Analysis of Mammalian Transport Systemsnotes · cards · quiz
B9.4Physiological Monitoring of the Mammalian Cardiovascular Systemnotes · cards · quiz
B9.5Comprehensive Analysis of Transport in Animalsnotes · cards · quiz
B9.6Coronary Heart Diseasenotes · cards · quiz
B9.7Expert Report on the Roles of Diet and Exercise in Reducing the Risk of Coronary Heart Diseasenotes · cards · quiz
B9.8The Microanatomical Architecture of the Systemic Circulationnotes · cards · quiz
B9.9The Capillary Networknotes · cards · quiz
B9.10The Components of Bloodnotes · cards · quiz
B9.11The Histomorphological Basis for Blood Cell Identificationnotes · cards · quiz
B9.12The Haemodynamic Quartetnotes · cards · quiz
10

Diseases and immunity

6 topics
B10.1Pathogens and Communicable Diseasenotes · cards · quiz
B10.2Transmissible Diseases and Immunity: A Comprehensive Synthesisnotes · cards · quiz
B10.3Expert Epidemiological Report on Pathogen Transmission Modesnotes · cards · quiz
B10.4Expert Analysis: The Coordinated Non-Specific Defenses Against Pathogens (iGCSE Biology 0654)notes · cards · quiz
B10.5Public Health Infrastructure and Behavioral Controlsnotes · cards · quiz
B10.6The Immunological and Epidemiological Foundation of Vaccinationnotes · cards · quiz
11

Gas exchange in humans

4 topics
B11.1Anatomical and Physiological Identification of the Human Breathing Systemnotes · cards · quiz
B11.2The Dynamic Exchange of Gases in Human Respiration and the Limewater Assessment of Metabolic Efficiencynotes · cards · quiz
B11.3Expert Analysis of Respiratory Gas Dynamicsnotes · cards · quiz
B11.4The Integrated Physiological Response to Exercisenotes · cards · quiz
12

Respiration

3 topics
B12.1Cellular Energeticsnotes · cards · quiz
B12.2Aerobic Respiration in Cellular Metabolism: Comprehensive Analysisnotes · cards · quiz
B12.3Aerobic Respiration in Cellular Metabolism: Comprehensive Analysisnotes · cards · quiz
13

Coordination and response

10 topics
B13.1The Mechanism of Neural Communicationnotes · cards · quiz
B13.2The Mammalian Nervous Systemnotes · cards · quiz
B13.3The Nervous System: The Master System for Coordination and Regulation of Body Functionsnotes · cards · quiz
B13.4Functional Morphology and Diagrammatic Identification of Neuronesnotes · cards · quiz
B13.5Analysis of the Simple Reflex Arc: Components, Pathway, and Mechanismnotes · cards · quiz
B13.6The Physiology of Reflex Actionsnotes · cards · quiz
B13.7Sense Organs, Receptor Cellsnotes · cards · quiz
B13.8Expert Report: Chemical Coordination in Humans—The Role and Mechanism of Hormonesnotes · cards · quiz
B13.9Expert Review of Human Endocrine Coordination: Key Glands and Hormonesnotes · cards · quiz
B13.10Adrenaline and the Sympathoadrenal Axisnotes · cards · quiz
14

Drugs

4 topics
B14.1Pharmacological Intervention and Homeostasisnotes · cards · quiz
B14.2Antibiotics in Modern Medicinenotes · cards · quiz
B14.3The Rapid Evolution of Resistancenotes · cards · quiz
B14.4Selective Toxicity in Antimicrobial Chemotherapynotes · cards · quiz
15

Reproduction

20 topics
B15.1The Solitary Path to Continuitynotes · cards · quiz
B15.2Theoretical and Practical Applications of Asexual Reproductionnotes · cards · quiz
B15.3Analysis of Sexual Reproduction and Genetic Divergencenotes · cards · quiz
B15.4Systematic Analysis of the Biological Species Concept and Reproductive Mechanismsnotes · cards · quiz
B15.5Comprehensive Analysis of Floral Morphology and Reproductive Biologynotes · cards · quiz
B15.6Functional Morphology and Reproductive Physiology of Angiospermsnotes · cards · quiz
B15.7Advanced Analysis of Pollination Mechanisms and Reproductive Morphologies in Angiospermsnotes · cards · quiz
B15.8Floral Reproductive Physiology, Syngamy, and Embryogenesisnotes · cards · quiz
B15.9Comparative Morphology and Reproductive Physiology of Entomophilous and Anemophilous Angiospermsnotes · cards · quiz
B15.10Physiological and Methodological Analysis of Environmental Determinants in Seed Germinationnotes · cards · quiz
B15.11A Comprehensive Anatomical and Physiological Assessment of the Human Male Reproductive Systemnotes · cards · quiz
B15.12Comprehensive Analysis of the Human Female Reproductive Systemnotes · cards · quiz
B15.13Comprehensive Analysis of Human Fertilisation and Reproductive Physiologynotes · cards · quiz
B15.14The Physiological Orchestration of Human Pubertynotes · cards · quiz
B15.15Physiological and Anatomical Dynamics of the Human Menstrual Cyclenotes · cards · quiz
B15.16Comprehensive Analysis of Sexually Transmitted Infections and the Pathophysiology of HIV/AIDS within the Cambridge IGCSE Co-ordinated Sciences Frameworknotes · cards · quiz
B15.17Comprehensive Analysis of Human Immunodeficiency Virus Pathogenesis and Transmission within the IGCSE 0654 Biology Frameworknotes · cards · quiz
B15.18The Pathogenesis of Human Immunodeficiency Virus and the Clinical Progression to Acquired Immunodeficiency Syndrome within the Cambridge IGCSE 0654 Co-ordinated Sciences Frameworknotes · cards · quiz
B15.19Epidemiological and Pathophysiological Analysis of Human Immunodeficiency Virus Transmission within the IGCSE 0654 Co-ordinated Sciences Frameworknotes · cards · quiz
B15.20The Epidemiology and Biological Control of Sexually Transmitted Infections in Global Public Health Frameworksnotes · cards · quiz
16

Inheritance

16 topics
B16.1The Architecture of Hereditynotes · cards · quiz
B16.2Molecular Architecture and Functional Geneticsnotes · cards · quiz
B16.3The Molecular and Statistical Foundations of Allelic Variationnotes · cards · quiz
B16.4The Genetic Architecture of Sex Determination and Inheritance in Human Populationsnotes · cards · quiz
B16.5The Synthesis of Genetic Continuitynotes · cards · quiz
B16.6Advanced Analysis of Monohybrid Inheritance Patterns and Pedigree Diagrammatic Interpretationnotes · cards · quiz
B16.7Comprehensive Curriculum Review and Technical Analysis of Monohybrid Inheritancenotes · cards · quiz
B16.8Comprehensive Analysis of Monohybrid Inheritance and Allelic Distributionnotes · cards · quiz
B16.9Analysis of Monohybrid Inheritancenotes · cards · quiz
B16.10The Architecture of Biological Expressionnotes · cards · quiz
B16.11Genetic Architecture and the Mechanics of Monohybrid Inheritancenotes · cards · quiz
B16.12The Mechanism of Pure-Breeding in Monohybrid Inheritancenotes · cards · quiz
B16.13Theoretical and Practical Frameworks of Monohybrid Inheritance and the Heterozygous Statenotes · cards · quiz
B16.14Genetic Stability and Allelic Variationnotes · cards · quiz
B16.15Advanced Perspectives on Monohybrid Inheritancenotes · cards · quiz
B16.16Comprehensive Analysis of Monohybrid Inheritance and the Functional Expression of Recessive Alleles within the iGCSE 0654 Co-ordinated Sciences Frameworknotes · cards · quiz
17

Variation and selection

8 topics
B17.1Comprehensive Analysis of Intra-Specific Variation and Selective Mechanisms within the IGCSE 0654 Frameworknotes · cards · quiz
B17.2Phenotypic Plasticity and the Quantitative Analysis of Continuous Variation in Co-ordinated Sciencesnotes · cards · quiz
B17.3Analysis of Variation and Selection within the IGCSE 0654 Co-ordinated Sciences Frameworknotes · cards · quiz
B17.4Genomic Architecture and the Mechanics of Mutagenesisnotes · cards · quiz
B17.5Genomic Novelty and the Architecture of Variationnotes · cards · quiz
B17.6Comprehensive Analysis of Evolutionary Mechanisms within the iGCSE 0654 Frameworknotes · cards · quiz
B17.7Genomic Architecture and Methodological Frameworks of Selective Breedingnotes · cards · quiz
B17.8Advanced Theoretical and Practical Frameworks of Artificial Selectionnotes · cards · quiz
18

Organisms and their environment

13 topics
B18.1Comprehensive Analysis of Solar Energy Primacy and Trophic Dynamicsnotes · cards · quiz
B18.2Energy Flow Through Living Organisms in Ecosystemsnotes · cards · quiz
B18.3Food Chains and Food Webs in Ecosystemsnotes · cards · quiz
B18.4Food Chains, Food Webs, and Human Impacts on Ecosystemsnotes · cards · quiz
B18.5Food Chains and Food Webs in Ecosystemsnotes · cards · quiz
B18.6Food Chains and Food Webs in Ecosystemsnotes · cards · quiz
B18.7Producers: The Foundation of Food Chains and Food Webs in Ecosystemsnotes · cards · quiz
B18.8Consumers in Food Chains and Food Websnotes · cards · quiz
B18.9Energy Transfer Through Food Chains and Food Websnotes · cards · quiz
B18.10Herbivores in Food Chains and Food Websnotes · cards · quiz
B18.11Carnivores in Food Chains and Food Websnotes · cards · quiz
B18.12Decomposers in Food Chains and Food Websnotes · cards · quiz
B18.13The Carbon Cycle in Ecosystemsnotes · cards · quiz
19

Human influences on ecosystems

4 topics
B19.1Ecosystems: Communities, Environments, and Interactionsnotes · cards · quiz
B19.2Biodiversity and Habitat Destruction in Ecosystemsnotes · cards · quiz
B19.3Habitat Destruction in Ecosystemsnotes · cards · quiz
B19.4Deforestation as Habitat Destructionnotes · cards · quiz