Evolution

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  • Created by: GGB2016
  • Created on: 21-06-16 15:59

1. What is allopatric speciation?

  • Speciation that occurs when demes are reproductively separated
  • Speciation that occurs in just rainforest environments
  • Speciation that occurs when demes become geographically separated
  • Speciation that occurs in just marine environments
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2. What is discontinuous variation?

  • A distinct phenotype controlled by a single gene EG eye colour
  • Where variation never occurs in a species
  • A phenotype controlled by many genes and the environment EG skin colour
  • A phenotype controlled solely by the environment

3. What is NOT an example of sympatric speciation?

  • Flooding
  • Gametes
  • Behavioural differences
  • Mechanical issues

4. What is intraspecific competition?

  • Competition between trophic levels
  • Competition between members of the same species
  • Competition between members of different species
  • Competition between every species

5. What is a population?

  • The number of the same species in a given area at a given time
  • All individuals of all species in a given area at a given time
  • The number of adults of a species in a given area at a given time
  • The birth rate of a species in a given area at a given time
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