genetics

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Across
  1. 4. Different forms of a gene for a single trait, may be dominant or recessive.
  2. 5. An allele who's trait is expressed when the allele is present. Represented with a capital letter.
  3. 9. Having two different alleles for a trait
  4. 10. An organism's physical appearance or visible traits. Physical expression of the genotype.
  5. 11. An allele that is hidden when a dominant allele is present. Represented with a lowercase letter.
Down
  1. 1. The passing of traits from one generation to another
  2. 2. Characteristics passed from one generation to another
  3. 3. The genetic makeup of an organism (the allele combinations)
  4. 6. The study of heredity
  5. 7. The segment of DNA that codes for the trait
  6. 8. Having two identical alleles for a trait