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  1. GCSE
  3. Biology Edexcel
  5. 3.4.1 Causes of variation

3.4.1 Causes of variation

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Revise Edexcel GCSE Biology 3.4.1 Causes of variation with the question bank, lessons, revision guides, and flashcards.

Describe the causes of variation that influence phenotype, including: a genetic variation - different characteristics as a result of mutation and sexual reproduction • b environmental variation - different characteristics caused by an organism's environment (acquired characteristics)

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