Learning paths

Lessons: 20
Topics: 20

Free, no account neededA tour of the biology course6 steps

Every lesson, one payment

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1 lesson

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FreeA tour of the biology course

Theme A: Unity and diversity

4 lessons

Open path

Water and nucleic acids
Cells: origins, structure and viruses
Diversity, species and classification
Evolution, speciation and conservation

Theme B: Form and function

4 lessons

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Carbohydrates, lipids and proteins
Membranes, organelles and specialized cells
Gas exchange, transport and movement
Adaptation and ecological niches

Theme C: Interaction and interdependence

5 lessons

Open path

Enzymes and metabolism
Cell respiration and photosynthesis
Chemical and neural signalling
Body systems and defence against disease
Populations, communities and energy flow

Theme D: Continuity and change

6 lessons

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DNA replication and protein synthesis
Mutations, gene editing and cell division
Gene expression and water potential
Reproduction and inheritance
Homeostasis
Natural selection, sustainability and climate change

Independent preparation for IB Diploma Programme Biology. Not affiliated with or endorsed by the International Baccalaureate Organization.