David Fuller Biology crossword history of life

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Across
  1. 3. is any preserved evidence of an organism.
  2. 6. one end of bell-curve has higher fitness
  3. 7. is a trait controlled by only one gene.
  4. 8. occurs during gamete formation
  5. 9. any change in a sequence of DNA
  6. 10. is all the genes, and their alleles, in the population.
Down
  1. 1. is controlled by 2 or more genes.
  2. 2. is a group of individuals of the same is a group of individuals of the same
  3. 4. middle of the curve has higher fitness
  4. 5. both ends of the curve have a higher fitness than the middle