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2. What is a mutation?

  • Sudden changes to the genes (alleles) and chromosomes
  • Nuclear division which forms gametes
  • Produces harmful toxins within the alleles causing the to distort

3. Minimising chance..

  • Using a large sample size & analysis of the data collected
  • Divide the study area, take random coordinates and take samples

4. What is Intraspecific variation?

  • Members of the same species also differ from each other
  • If one species differs from another
  • A group of similar organisms that can breed together to produce fertile offspring

5. What are the causes of variation?

  • Genetic & Environmental
  • Selective breeding & The founder effect & Genetic bottlenecks
  • Soil conditions & pH
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