chapter 2

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Across
  1. 4. the different forms of a gene
  2. 5. the passing of traits from parents to offspring.
  3. 7. when both alleles can be observed in a phenotype this type of interaction
  4. 10. square a model used to predict possible genotypes and phenotypes of offspring.
  5. 12. the study of how traits are passed from parents to offspring.
  6. 13. trait a genetic factor that is blocked by the presence of a dominant factor.
  7. 14. a molecule made of a nitrogen base.
Down
  1. 1. genetics call how a trait appears or is expressed.
  2. 2. trait a genetic factor that blocks another genetic factor.
  3. 3. if the two alleles are different
  4. 5. when the two alleles are the same
  5. 6. dominance when the offsprings phenotype is a combination of his parents.
  6. 8. two alleles that control the phenotype of a trait.
  7. 9. a section on a chromosome that has genetic information.
  8. 11. inheritence occurs when multiple genes determine the phenotype of a trait.