CH 10 Genetics Vocabulary Crossword

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Across
  1. 2. characteristic, such as red-green color blindness, controlled by genes on the X chromosome; also called an X-linked trait
  2. 4. Mendel’s name for a specific trait that appeared in the F1 generation
  3. 5. alternative form that a single gene may have for a particular trait
  4. 6. observable characteristic that is expressed as a result of an allele pair
  5. 9. having more than two alleles for a specific trait
  6. 10. an organism’s allele pairs
  7. 12. science of heredity
  8. 15. characteristic, such as eye color or skin color, that results from the interaction of multiple gene pairs
  9. 17. complex inheritance pattern in which the heterozygous phenotype is intermediate between those of the two homozygous parent organisms
  10. 18. organism heterozygous for a specific trait
  11. 19. organism with two of the same alleles for a specific trait
Down
  1. 1. Mendelian law states that a random distribution of alleles occurs during the formation of gametes
  2. 3. Mendelian law states that two alleles for each trait separate during meiosis
  3. 7. Mendel’s name for a specific trait hidden or masked in the F1 generation
  4. 8. individual heterozygous for a recessive disorder such as cystic fibrosis or Tay-Sachs disease
  5. 11. interaction between alleles in which one allele hides the effects of another allele
  6. 13. complex inheritance pattern that occurs when neither allele is dominant and both alleles are expressed
  7. 14. organism with two different alleles for a specific trait
  8. 16. diagrammed family history that is used to study inheritance patterns of a trait through several generations and that can be used to predict disorders in future offspring