How are traits inherited?

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Across
  1. 2. the passing of traits from parents to offspring
  2. 5. how traits appear, or are expressed
  3. 6. when an organism's genotype has two identical alleles for a trait
  4. 7. the study of how traits pass from parents to offspring
  5. 9. when an organism's genotype has two different alleles for a trait
Down
  1. 1. Breeding the selection and breeding of organisms for desired traits
  2. 3. Trait a genetic factor that is blocked by the presence of a dominant factor
  3. 4. the alleles of all the genes on an organism's chromosome
  4. 8. Trait a genetic factor that blocks another genetic factor