Variability

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Across
  1. 7. caused by external conditions like climate, food.
  2. 8. due to changes in DNA; can be inherited.
  3. 9. ,Sudden, stable change in DNA producing new traits.
  4. 10. occurring in body cells (not inherited).
Down
  1. 1. arising from new combinations of parental genes.
  2. 2. ,Mixing of genes during meiosis that increases variability.
  3. 3. ,Natural differences seen among individuals of the same species.
  4. 4. that is passed from parents to offspring.
  5. 5. ,Variability caused by environmental factors; not inherited.
  6. 6. occurring in reproductive cells; inherited.