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    Topic 4 – Natural selection and genetic modification — Edexcel GCSE Biology

    Test yourself on Topic 4 – Natural selection and genetic modification with PEARSON EDEXCEL GCSE practice questions.

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    1. 4.12B Explain the advantages and disadvantages of genetic engineering to produce GM organisms including the modification of crop plants, including the introduction of genes for insect resistance from Bacillus thuringiensis into crop plants

    Topic 4 – Natural selection and genetic modification exam tips