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77 free interactive blocks

Biology teaching resources

Make the living world easier to explore.
From cells and molecules to whole organisms and ecosystems, explore the Biology free previews.

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1,121 blocks in the collection10 topic areasKS3 · GCSE · A-Level

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Browse the topics and a few example concepts. Each teaching block brings together key information, questions, model answers and interactive visuals. Each preview builder includes a selection of free blocks, with the remaining blocks clearly marked as locked.

10 topic areas.

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Biology topic collection8 free blocks

Cells, Membranes & Microbiology

Cell organisation, membranes, microorganisms and the evidence behind our models of cells.

  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • Cell theory, its evidence and its limits
  • Cell size, scale and surface-area-to-volume ratio
  • Prokaryotic and eukaryotic cells
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Biology topic collection8 free blocks

Coordination & Homeostasis

Nervous and hormonal communication, responses and the control of internal conditions.

  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • Cell signalling: autocrine, paracrine, endocrine and synaptic
  • Ligand–receptor binding and intracellular receptors
  • Cell communication in immune responses
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Biology topic collection8 free blocks

Ecology & Sustainability

Populations, ecosystems, human impacts and approaches to sustainability.

  • KS3
  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • Organisms, populations, communities and ecosystems
  • Habitats and microhabitats
  • Ecological niches: fundamental and realised
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Biology topic collection7 free blocks

Evolution & Biodiversity

Variation, natural selection, biodiversity and the evidence for evolutionary change.

  • KS3
  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • The need for classification and the taxonomic hierarchy
  • Domains and kingdoms: the three-domain system
  • The species concept and binomial nomenclature
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Biology topic collection8 free blocks

Genetics & Biotechnology

Inheritance, gene expression, genetic techniques and biotechnology.

  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • Genes, alleles and loci
  • Genome, genotype and phenotype
  • Chromosomes, chromatids, centromeres and telomeres
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Biology topic collection8 free blocks

Reproduction, Health & Disease

Reproduction, development, health, immunity and disease.

  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • Asexual and sexual reproduction compared
  • Forms of asexual reproduction: fragmentation, spores and vegetative propagation
  • Alternation of generations and reproductive strategies
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Biology topic collection7 free blocks

Investigation & Data Skills

Planning investigations, analysing data and evaluating biological evidence.

  • KS3
  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • Observations and scientific questions
  • Hypotheses: testable, null and alternative
  • Predictions
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Biology topic collection8 free blocks

Metabolism & Bioenergetics

Enzymes, photosynthesis, respiration and energy transfer in living systems.

  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • Metabolism: anabolic and catabolic pathways
  • Metabolic pathways and intermediates
  • Energy changes and activation energy in biochemical reactions
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Biology topic collection7 free blocks

Molecules & Biochemistry

Biological molecules and their roles in the chemistry of life.

  • KS3
  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • Characteristics and levels of organisation of living things
  • Elements of life (CHNOPS)
  • Atoms, ions and electrolytes in biology
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Biology topic collection8 free blocks

Exchange & Transport

Exchange surfaces, transport systems and the organisation of multicellular organisms.

  • KS3
  • KS4 / GCSE
  • KS5 / A-Level
Example concepts
  • The need for exchange systems: size, surface area and metabolic demand
  • Exchange in single-celled organisms
  • Adaptations of exchange surfaces
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