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Unit 6 Terms

Across

  1. breeding of plants and animals to produce desirable traits.
  2. as a whole

Down

  1. a change or the process of change by which an organism
  2. population genetics for the number of copies of a particular allele divided by the number of copies of all alleles
  3. Genetic drift resulting from the reduction of a population
  4. occurs when two or more species reciprocally affect each other's evolution.
  5. the theory of universal common descent proposes that all organisms on Earth are descended from a common ancestor or ancestral gene pool.
  6. gradual change in the characteristics of a population of animals or plants over successive generations
  7. end of an organism or normally a species.
  8. loss of genetic variation that occurs when a new population
  9. change that occurs in the DNA sequence that isn't caught by enzymes

Key

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Across

  1. artificialselection
  2. population

Down

  1. adaptation
  2. allelefrequency
  3. bottleneckeffect
  4. co-evolution
  5. commonancestor
  6. evolution
  7. extinction
  8. foundereffect
  9. mutations