Ch. 8 Vocab Terms

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Across
  1. 1. Used to describe the factors that control a trait.
  2. 2. A chart tha tshows all the possible ways allels can combine in a genetic cross.
  3. 5. An offspring of many generations that have the same form of a trait.
  4. 6. The passing of physical Characteristics.
  5. 9. An organism that has two identical alleles.
  6. 11. A number that describes how likely it is that and even will occur.
  7. 15. The different forms os a gene.
  8. 16. One whose trait always shows up in the organism when the allele is present.
  9. 17. Physical traits are visible traits.
  10. 18. Three or more alleles determine the trait.
Down
  1. 1. Genetics make up alleles.
  2. 3. Has two different alleles for a trait.
  3. 4. When one allele is only partially dominant.
  4. 7. Is hidden whenever the dominant allele is present.
  5. 8. When alleles are expressed equally.
  6. 10. When more than one gene affects the traits.
  7. 12. An organism with different alleles.
  8. 13. The study of heredity.
  9. 14. A specific characteristic such as a stem height or seed color.