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