Genetics Review Crossword

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Across
  1. 3. possible variation of genes
  2. 4. stronger gene, capital letter (T)
  3. 6. human-selected traits
  4. 9. 2 of the same allele (TT or tt)
  5. 12. both genes are dominant
  6. 13. study of how traits are passed down generations
  7. 14. weaker gene, lowercase letter (t)
  8. 15. physical appearance (tall or short)
Down
  1. 1. DNA segment that codes a particular trait
  2. 2. father of genetics
  3. 5. 2 different alleles (Tt)
  4. 7. genetically determined characteristic
  5. 8. the 2 alleles are not dominant; heterozygous is a blend of the 2
  6. 10. genetic makeup (TT, Tt, tt)
  7. 11. breeding from close relatives