Horizon Heredity Vocabulary

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Across
  1. 4. and organism's physical appearance
  2. 7. is used to show a dominant allele
  3. 9. a specific genetic characteristic
  4. 11. how likely it is that something will occur
  5. 12. the type of allele that always shows up
  6. 15. the scientist known as the father of genetics
  7. 16. the type of allele that can be hidden
  8. 17. when an organism has two identical alleles for a trait, also know as purebred
Down
  1. 1. a chart that shows the possible combinations of alleles
  2. 2. is used to show a recessive allele
  3. 3. what we call the two letters that represent a trait
  4. 5. the different forms of a gene, you get one from each parent
  5. 6. when the egg and sperm join
  6. 8. the passing of physical characteristics from parent to offspring
  7. 10. the ratio that Mendel discovered in the f2 generation
  8. 11. the organism Mendel used for his research
  9. 13. the scientific study of heredity
  10. 14. when an organism has two different alleles for a trait, also known as hybrid
  11. 15. a factor that controls a trait