Gene Fun Time (Crossword Puzzle)

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Across
  1. 4. Cross between genetically unlike individuals
  2. 7. Trait that is influenced by 2 or more genes
  3. 10. Typically overrules the other allele
  4. 11. Same alleles are expressed differently
  5. 13. Physical characteristics
  6. 15. Passed from one generation to another
Down
  1. 1. 2 different versions of the same gene
  2. 2. We have 46 of these
  3. 3. 2 identical versions of the same gene
  4. 5. Double helix strand
  5. 6. Genetic makeup
  6. 8. Change in DNA sequence of a cell
  7. 9. Opposite of dominant trait
  8. 12. You are your parents'...?
  9. 14. You inherit one per parent