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  • principle 1: genetic variations
  • principle 2: overproduction and the struggle to survive
  • principle 3: differential survival and reproduction
  • there is two different color snakes in the desert. one camouflages within the dirt because it is greenish-brownish. on the other hand, the other snakes is red and does not camouflage within the environment.
  • principle 4: change in gene pool
  • the struggle for them is that the red snakes are spotted and killed more easily then the brownish ones. its harder for the red ones to survive because they don't camouflage with the environment loves snakes.
  • adaptations
  • organism: snakes trait selected for: the trait being selected for is the brown snakes. Environment: the environment is the desert adaptations: physical (camouflage)
  • the brownish snakes tend to actually survive and they reproduce. this happens because they don't get eaten by the birds.
  • biology
  • Isaiah moreno period  5
  • there is now a difference in the population, there is more brown snakes than red snakes. they get t survive and reproduce unlike the red snakes. the majority of the population will be brown snakes.
  • unit 8: principles of natural selection
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