Genetics by Abby S.

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Across
  1. 3. The scientific study of heredity
  2. 6. A number that describes the likelihood that an event will occur
  3. 8. The offspring of many generations that have the same traits
  4. 9. The different forms of a gene
  5. 11. An organism's genetic makeup; allele combinations
  6. 12. A characteristic that an organism can pass on to its offspring through its genes
Down
  1. 1. An organism's physical appearance
  2. 2. The set of information that controls a trait
  3. 4. An organism that has two different alleles for a trait
  4. 5. An allele whose trait always shows up in the organism when the allele is present
  5. 7. An allele that is masked when a dominant allele is present
  6. 10. Any change in a gene or chromosome