Variation

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  • Created by: Chloe
  • Created on: 27-01-15 20:09

1. What are the environmental influences?

  • Climate conditions, soil conditions, pH & food availability
  • Asexually reproducing organisms & sexually reproducing organisms
  • Mutations, meiosis & fusion of gametes
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2. Define species.

  • A group of similar organisms that can breed together to produce fertile offspring
  • A measurement of individuals, selected from the population of organisms which are being investigated
  • Involves identifying individuals with desired charcteristics

3. What is a mutation?

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

4. Asexual reproduction can be increased by..

  • Meiosis
  • Mutation
  • Mutation, Meiosis & fusion of gametes

5. Minimising chance..

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

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