Key term for Edexcel GCSE Biology, used in Selective Breeding and Genetic Engineering.
Different versions of the same gene. Selective breeding reduces the variety of these.
Alleles appears in Edexcel GCSE Biology revision content for Natural Selection and Genetic Modification, especially Selective Breeding and Genetic Engineering and Benefits and Risks.
Natural Selection and Genetic Modification
Benefits and Risks
Natural Selection and Genetic Modification
Selective Breeding
Natural Selection and Genetic Modification
Darwin's Theory
Natural Selection and Genetic Modification
Darwin and Wallace
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