AS Biology: Notes & Past Papers

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00.AS. – Chemistry 14 Topics

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00.01AS. – Thermodynamics, Energy and Heat

00.02AS. – Elements, Atoms, Molecules and Compounds

00.03AS. – Carbon

00.04AS. – Chemical equations

00.05AS. – Acids and Bases

00.06AS. – pH and Buffers

00.07AS. – Isotopes

00.08AS. – Oxidation and Reduction Reactions

00.09AS. – Hydrolysis and Condensation Reactions

00.10AS. – Molarity and Concentration

00.11AS. – Chemical Bonds

00.12AS. – Basic Inorganic Chemistry

00.13AS. – Essential Organic Compounds

00.14AS. – The Scientific Method

01.AS. – Cell Structure 29 Topics | 31 Quizzes

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01.00AS. – Glossary

1.00AS. – Glossary – Quiz

01.01AS. – Microscopy

01.01AS. – Microscopy – Quiz

01.02AS. – Units, Conversions and Writing Conventions

01.02AS. – Units, Conversions and Writing Conventions – Quiz

01.03AS. – Magnification, Resolution, Actual-, Image Size & FOV

01.03AS. – Magnification, Resolution, Actual-, Image Size & FOV – Quiz

01.04AS. – Graticule and stage micrometer

01.04AS. – Graticule and stage micrometer – Quiz

01.05AS. – Cell Theory, Types, & Levels of Organization

01.05AS. – Cell Classification & Levels of Organization – Quiz

01.06AS. – Cell membrane

01.06AS. – Cell membrane – Quiz

01.07AS. – Nucleus

01.07AS. – Nucleus – Quiz

01.08AS. – Ribosomes

01.08AS. – Ribosomes – Quiz 1

01.08AS. – Ribosomes – Quiz 2

01.09AS. – Endoplasmic reticulum

01.09AS. – Endoplasmic reticulum – Quiz

01.10AS. – Golgi apparatus

01.10AS. – Golgi apparatus – Quiz

01.11AS. – Lysosome

01.11AS. – Lysosome – Quiz

01.12AS. – Vacuole

01.12AS. – Vacuole – Quiz

01.13AS. – Cell wall

01.13AS. – Cell wall – Quiz

01.14AS. – Mitochondria

01.14AS. – Mitochondria – Quiz

01.15AS. – Chloroplast

01.15AS. – Chloroplast – Quiz

01.16AS. – Centrioles, Centrosomes, Microtubules, Spindle, Cytoskeleton

01.16AS. – Centrioles, Centrosomes, Microtubules, Spindle, Cytoskeleton – Quiz

01.17AS. – Organelle Cooperation to perform a specific function

01.17AS. – Organelle Cooperation to perform a specific function – Quiz

01.18AS. – Animal cells

01.18AS. – Animal cells – Quiz

01.19AS. – Plant cells

01.19AS. – Plant cells – Quiz

01.20AS. – Plant vs Animal Cells

01.20AS. – Plant vs Animal Cells – Quiz

01.21AS. – Prokaryotic Cells

01.21AS. – Prokaryotic Cells – Quiz

01.22AS. – Viruses

01.22AS. – Viruses – Quiz

01.23AS. – Relative Sizes

01.23AS. – Relative Sizes – Quiz

01.24AS. – Prokaryotic vs Eukaryotic cells

01.24AS. – Prokaryotic vs Eukaryotic cells – Quiz

01.25AS. – Microvilli, Cilia, Flagella

01.26AS. – Experimental Techniques

01.27AS. – Chapter Summary

01.28AS. – End of Chapter Questions

01.00AS. – Microscopes: Test 1 (20min.)

01.00AS. – Microscopes: Test 2 (20min.)

01.00AS. – Microscopes: Test 3 (20min.)

01.00AS. – Microscopes: Test 4 (20min.)

01.00AS. – Cells: Test 1 (20min.)

02.AS. – Biological molecules 18 Topics | 18 Quizzes

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02.00AS Glossary

02.01AS Types of Biological Molecules

02.01AS. – Types of Biological Molecules – Quiz

02.02AS Hydrolysis reactions

02.02AS. – Hydrolysis reactions – Quiz

02.03AS Dehydration/Condensation reactions

02.03AS. – Condensation reactions – Quiz

02.04AS Carbohydrates

02.04AS. – Carbohydrates – Quiz

02.05AS Glucose

02.05AS. – Glucose – Quiz

02.06AS Sucrose

02.06AS. – Sucrose – Quiz

02.07AS Starch

02.07AS. – Starch – Quiz

02.08AS Glycogen

02.08AS. – Glycogen – Quiz

02.09AS Cellulose

02.09AS. – Cellulose- Quiz

02.10AS Lipids

02.10AS. – Lipids – Quiz

02.11AS Proteins

02.11AS. – Proteins – Quiz

02.12AS Nucleotides and Nucleic Acids

02.12AS. – Nucleotides and Nucleic Acids – Quiz

02.13AS Water

02.13AS. – Water – Quiz

02.14AS Practical Theory

02.14AS. – Practical Theory – Quiz

02.15AS. – Chapter Summary

02.16AS. – Chapter Summary

02.17AS. – End of Chapter Questions

02.00AS. – Biological Molecules: Test 1 (19min)

02.00AS. – Biological Molecules: Test 2 (20min)

02.00AS. – Biological molecules: Chem Tests 1

02.00AS. – Biological molecules: Chem Tests 2

03.AS. – Enzymes 15 Topics | 18 Quizzes

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03.01AS Enzyme Structure and Properties

03.01AS. – Enzyme Structure and properties

03.02AS Types of enzymatic reactions

03.02AS. – Types of enzymatic reactions

03.03AS Enzyme classification, Types and Examples

03.03AS. – Enzyme classification, Types and Examples

03.04AS Active site, ES Complex, Mechanism and Models

03.04AS. – Active site, ES Complex, Mechanism and Models

03.05AS Activation energy & Thermodynamics

03.05AS. – Activation energy & Thermodynamics

03.06AS Factors Affecting Enzyme Activity

03.06AS. – Factors Affecting Enzyme Activity

03.07AS Inhibitors

03.07AS. – Inhibitors

03.08AS Enzyme Activator or Cofactor

03.08AS. – Enzyme Activator or Cofactor

03.09AS Vmax, Km and Reaction Rates

03.09AS. – Vmax, Km and Reaction Rates

03.10AS Enzyme regulation

03.10AS. – Enzyme regulation

03.11AS Biological Function and Disease

03.11AS. – Biological Function and Disease

03.12AS Industrial use and Enzyme Immobilization

03.12AS. – Industrial use and Enzyme Immobilization

03.13AS Practical

03.13AS. – Practical

03.14AS. – Chapter Summary

03.15AS. – End of Chapter Questions

03.00AS. – Enzymes: Test 1 (20min)

03.00AS. – Enzymes: Test 2 (20min)

03.00AS. – Enzymes: Test 3 (10min)

03.00AS. – Enzymes: Test 4 (20min)

03.00AS. – Enzymes: Test 5 (20min)

04.AS. – Cell Membranes and Transport 21 Topics | 4 Quizzes

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04.01AS Cell Membrane Structure

04.02AS Phospholipid molecule

04.03AS Cholesterol in cell membranes

04.04AS Membrane proteins

04.05AS Membrane carbohydrates

04.06AS Fluid mosaic model

04.07AS Membrane functions

04.08AS Movement of substances in/out of cells

04.09AS Diffusion (Passive Transport)

04.10AS Osmosis (Passive Transport)

04.11AS Active Transport

04.12AS Transporter Proteins in Active and Passive transport

04.13AS Water potential

04.14AS Solute potential

04.15AS Pressure potential

04.16AS Osmotic pressure

04.17AS Cytosis (Bulk transport)

04.18AS Practical

04.18AS. – Practical

04.19AS. – Chapter Summary

04.20AS. – End of Chapter Questions

04.00AS. – Cell Membranes and Transport: Test 1 (20Q/20min)

04.00AS. – Cell Membranes and Transport: Test 2 (15Q/15min)

04.00AS. – Cell membranes & Transport: Test 1 (4min)

04.00AS. – Cell membranes and transport: Test 1 (1min.)

05.AS. – Mitotic Cell Cycle 15 Topics | 2 Quizzes

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05.01AS DNA

05.01AS Haploid and Diploid

05.02AS Homologous Chromosomes

05.03AS Types of Chromosomes

05.04AS Karyogram

05.05AS Chromosome Structure

05.11AS Genetic disorders

05.12AS Practical

05.13AS. – Chapter Summary

05.14AS. – End of Chapter Questions

05.00AS. – Mitotic Cell Cycle: Test 1 (20min)

05.00AS. – Mitotic Cell Cycle: Test 2 (20min)

06.AS. – Nucleic Acids and Protein Synthesis 16 Topics | 1 Quiz

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06.01AS Nucleotide Structure

06.02AS ATP Structure

06.03AS DNA Bases

06.04AS DNA Structure

06.05AS Genes

06.06AS DNA Replication

06.07AS Mutation

06.08AS Types of RNA

06.09AS Transcription (mRNA synthesis)

06.10AS RNA Translation (Protein Synthesis)

06.11AS DNA vs RNA

06.12AS Sickle Cell Anaemia

06.12AS. – Practical

06.13AS Practical

06.14AS. – Chapter Summary

06.15AS. – End of Chapter Questions

06.00AS. – Nucleic Acids and Protein Synthesis: Test 1 (20Q/20min)

07.AS. – Transport in plants 20 Topics

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07.01AS. – Plant Anatomy Overview

07.02AS Ground Tissue Cells

07.03AS. – Dermal Tissue cells

07.04AS Vascular Tissue: Xylem

07.05AS. – Vascular Tissue: Phloem

07.06AS. – Vascular Bundles

07.07AS. – Plant Organ: Roots

07.08AS. – Plant Organ: Stems

07.09AS Plant Organ: Leaves

07.10AS. – Plant Organs: Fruits and Flowers

07.11AS. – Properties of Water

07.12AS. – Essential Plant Nutrients

07.13AS Transport Mechanism: From Soil to the atmosphere

07.14AS Transport: Leaves to the rest of the plant

07.15AS Transpiration & Factors affecting water loss

07.16AS Plant Adaptation Strategies

07.17AS Practical Theory

07.17AS. – Practical

07.18AS. – Chapter Summary

07.19AS. – End of Chapter Questions

08.AS. – Transport in mammals 21 Topics

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08.01AS. – Circulatory system

08.02AS. – Blood and Blood Cells

08.03AS. – Blood Vessels

08.03AS VEIN

08.04AS CAPILLARIES

08.04AS. – Tissue Fluid

08.05AS TISSUE FLUID

08.05AS. – Lymphatic System

08.06AS O2 and CO2 Transport & Dissociation curves

08.06AS LYMPH

08.07AS Heart

08.07AS Human Heart

08.08AS Cardiac Cycle

08.09AS ? Gas Exchange in the Lungs

08.09AS MYOGENIC AND NEUROGENIC

08.10AS Factors Affecting O2 Transport

08.10AS. – Practical

08.11AS The need for transport

08.12AS. – Chapter Summary

08.13AS. – End of Chapter Questions

09.AS. – Gas exchange and smoking 16 Topics

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09.01AS The gas exchange system

09.05AS Diaphragm and rib cage

09.06AS Alveoli

09.06AS Smoking

09.07AS Cancer

09.07AS Capillary network

09.08AS Emphysema

09.09AS Chronic Bronchitis

09.10AS Practicals

09.08AS Gas Exchange System

09.11AS. – Chapter Summary

09.12AS. – End of Chapter Questions

10.AS. – Infectious diseases 10 Topics

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10.01AS Infectious diseases

10.09AS. – Chapter Summary

10.10AS. – End of Chapter Questions

11.AS. – Immunity 16 Topics

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11.01AS The immune system

11.02AS Types of Immune Responses

11.03AS Active- vs Passive Immunity

11.03AS Non-specific Immunity: Neutrophils (phagocytes)

11.04AS Non-specific Immunity: Macrophages (phagocytes)

11.04AS Specific Immunity – B cells

11.05AS Antigens

11.06AS Antibodies

11.06AS Lymphatic System

11.07AS Lymphocytes

11.07AS Vaccination

11.08AS Helper T-cells

11.04AS Specific Immunity – Memory cells

11.04AS Specific Immunity – T cells

11.09AS. – Chapter Summary

11.10AS. – End of Chapter Questions

P1.AS. – Practical (Paper 3) 12 Topics

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P1.AS. – Microscope calculations

P1.AS. – Drawings

P1.AS. – Experimental skills and investigations

P1.AS. – Drawing conclusions and interpreting data

P1.AS. – How to get high marks in Paper 3 – Variables

P1.AS. – Identifying sources of error

P1.AS Lab Safety

P1.AS. – Graphs and other ways of displaying data

P1.AS. – Practical exam – Taking measurements

P1.AS. – Recording measurements and other data

P1.AS. – Summary of Practical Skills

P1.AS University and Careers