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5 Written questions

5 Matching questions

  1. Cladogram
  2. Geographic Isolation
  3. Derived Character
  4. Half-Life
  5. genetic drift
  1. a type of phylogenic tree that suggests ancestral relationships amoung species constructed from 2 way branch points.
  2. b Separation of populationsas a result of geographic change or migration to geographically isolated places
  3. c homologous charachter that untitesorganisms into a group.
  4. d change in gene pool of population due to chance
  5. e time it takes for 50% of a radioactive isotope to decay

5 Multiple choice questions

  1. consists of all the alleles in all the individuals that make up a population
  2. Condition in which a reproductive barrier keeps two species from interbreeding
  3. definition of species: one that can breed with one another and produce fertile offspring
  4. Earths history diviedinto 3 periods
  5. 2 part latin name for species

5 True/False questions

  1. variationdifferences among members of the same species.


  2. descent with modificationevolution from a common ancestor of many species adapted to diverse enviroments


  3. natural selectionthe selective breeding of domesticated plants and animals to produce offspring with genetic traits that humans value


  4. antibioticsformation of new species


  5. microevolutionMajor biological changes


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