IB Biology Syllabus

IB Biology Syllabus Outline

Topics marked with an asterisk (*) do not currently have IB Screwed notes available. Check back regularly as they will be added later.

Topic 1 – Statistical Analysis Unit 1.1 – Statistical Analysis

Topic 2 – Cells Unit 2.1 – Cell Theory Unit 2.2 – Prokaryotic Cells Unit 2.3 – Eukaryotic Cells Unit 2.4 – Membranes Unit 2.5 – Cell Division

Topic 3 – The Chemistry of Life Unit 3.1 – Chemical Elements and Water Unit 3.2 – Carbohydrates, Lipids and Proteins Unit 3.3 – DNA Structure Unit 3.4 – DNA Replication Unit 3.5 – Transcription and Translation Unit 3.6 – Enzymes Unit 3.7 – Cell Respiration Unit 3.8 – Photosynthesis

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Topic 4 – Genetics Unit 4.1 – Chromosomes, Genes, Alleles and Mutations Unit 4.2 – Meiosis Unit 4.3 – Theoretical Genetics Unit 4.4 – Genetic Engineering and Biotechnology

Topic 5 – Ecology and Evolution Unit 5.1 – Communities and ecosystems Unit 5.2 – The Greenhouse Effect Unit 5.3 – Populations Unit 5.4 – Evolution Unit 5.5 – Classification

Topic 6 – Human Health and Physiology Unit 6.1 – Digestion Unit 6.2 – The Transport System Unit 6.3 – Defence Against Infectious Disease Unit 6.4 – Gas Exchange Unit 6.5 – Nerves, Hormones and Homeostasis Unit 6.6 – Reproduction

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Higher Level Topics:

Topic 7 – Nucleic Acids and Proteins Unit 7.1 – DNA Structure Unit 7.2 – DNA Replication Unit 7.3 – Transcription Unit 7.4 – Translation Unit 7.5 – Proteins Unit 7.6 – Enzymes

Topic 8 – Cell Respiration and Photosynthesis Unit 8.1 – Cell Respiration Unit 8.2 – Photosynthesis

Topic 9 – Plant Science Unit 9.1 – Plant Structure and Growth Unit 9.2 – Transport in Angiospermophytes Unit 9.3 – Reproduction in Angiospermophytes

Topic 10 – Genetics Unit 10.1 – Meiosis Unit 10.2 – Dihybrid Crosses and Gene Linkage Unit 10.3 – Polygenic Inheritance

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Topic 11 – Human Health and Physiology Unit 11.1 – Defence Against Infectious Disease Unit 11.2 – Muscles and Movement Unit 11.3 – The Kidney Unit 11.4 – Reproduction

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Standard Level Options:

Option A – Human Nutrition and Health Unit A.1 – Components of the Human Diet* Unit A.2 – Energy in Human Diets* Unit A.3 – Special Issues in Human Nutrition*

Option B – Physiology of Exercise Unit B.1 – Muscles and Movement* Unit B.2 – Training and the Pulmonary System* Unit B.3 – Training and the Cardiovascular System* Unit B.4 – Exercise and Respiration* Unit B.5 – Fitness and Training* Unit B.6 – Injuries*

Option C – Cells and Energy Unit C.1 – Proteins* Unit C.2 – Enzymes* Unit C.3 – Cell Respiration* Unit C.4 – Photosynthesis*

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Standard and Higher Level Options:

Option D – Evolution Unit D.1 – Origin of Life on Earth* Unit D.2 – Species and Speciation* Unit D.3 – Human Evolution* Unit D.4 – The Hardy-Weinberg Principle (HL)* Unit D.5 – Phylogeny and Systematics (HL)*

Option E – Neurobiology and Behaviour Unit E.1 – Stimulus and Response Unit E.2 – Perception of Stimuli Unit E.3 – Innate and Learned Behaviour Unit E.4 – Neurotransmitters and Synapses Unit E.5 – The Human Brain (HL) Unit E.6 – Further Studies of Behaviour (HL)

Option F – Microbes and Biotechnology Unit F.1 – Diversity of Microbes* Unit F.2 – Microbes and the Environment* Unit F.3 – Microbes and Biotechnology* Unit F.4 – Microbes and Food Production* Unit F.5 – Metabolism of Microbes (HL)* Unit F.6 – Microbes and Disease (HL)*

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Option G – Ecology and Conservation Unit G.1 – Community Ecology Unit G.2 – Ecosystems and Biomes Unit G.3 – Impacts of Humans on Ecosystems Unit G.4 – Conservation of Biodiversity (HL) Unit G.5 – Population Ecology (HL)

Higher Level Options:

Option H – Further Human Physiology Unit H.1 – Hormonal Control* Unit H.2 – Digestion* Unit H.3 – Absorption of Digested Foods* Unit H.4 – Functions of the Liver* Unit H.5 – The Transport System* Unit H.6 – Gas Exchange*

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