EVOLUTION

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Across
  1. 3. The gradual change over time in organisms
  2. 5. When an individual has the ability of survival and reproduction
  3. 7. the changing of the structure of a gene, resulting in a variant past to other generations
Down
  1. 1. This Theory explains how diversity of phenotypes is available in species
  2. 2. These objects provided evidence of evolution from ancient species
  3. 4. The father of the first theories of Evolution
  4. 5. The animals used as specimens for study of evolution
  5. 6. This theory explains how the enviroment chooses the fittest individuals for survival