Chapter 16/17-Allie Herr

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Across
  1. 2. any change in a sequence of DNA.
  2. 6. occurs during gamete formation.
  3. 7. controlled by 2 or more genes.
  4. 8. both ends of the curve have a higher fitness than the middle.
  5. 9. one end of bell-curve has higher fitness.
  6. 10. in small populations, chance can cause alleles to become more or less common.
Down
  1. 1. A change when only a few move to new area and become the dominant alleles for that population.
  2. 3. states that the allele frequencies in a population should remain the same unless 1 or more factors cause the frequencies to change.
  3. 4. middle of the curve has higher fitness.
  4. 5. trait a trait controlled by only 1 gene.