PowerPoints including everything you need to deliver the following topics, broken up into sections according to the specification including questions and answers tailored to the AQA A-level specifcation.
3.7.2 Populations
3.7.3 Evolution may lead to speciation
3.7.2 – Populations
Species
Population
Gene pool
Allele frequency
Hardy–Weinberg principle
Hardy–Weinberg equation
Genotype frequency
Phenotype frequency
Genetic equilibrium
3.7.3 Evolution May Lead to Speciation – Key Terms
Gene pool
Allele frequency
Genetic variation
Mutation
Natural selection
Directional selection
Stabilising selection
Disruptive selection
Speciation
Allopatric speciation
Sympatric speciation
Reproductive isolation
Geographical isolation
Behavioural isolation
Temporal isolation
Genetic drift
Founder effect
Bottleneck effect
Adaptive radiation
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