Genetics Lesson 1

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