berliedecius3674 berliedecius3674
  • 28-02-2018
  • Biology
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What must be present for natural selection to occur?

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Warden15
Warden15 Warden15
  • 28-02-2018
There are 4 thing that need to happen for natural selection to occur:
1) reproduction
2)heredity
3)variation in fitness or organisms
4)variation in individual characters of the population.
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