Inheritance, monohybrid crosses and pedigrees

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By the end you’ll be able to

use the terms inherited, environmental, characteristic, gene, allele, genotype, phenotype, homozygous, heterozygous, dominant and recessive accurately
explain how offspring inherit one allele from each parent and how combinations of alleles determine phenotype
construct and interpret monohybrid genetic diagrams and Punnett squares for single-gene inheritance including dominant and recessive alleles

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interpret pedigree diagrams to infer possible genotypes and patterns of inheritance for simple dominant or recessive conditions

apply inheritance knowledge to examples such as sex determination or inherited disorders where these are within GCSE scope

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