Across
- 3. an organism’s genetic material
- 6. the two alleles that control the phenotype of a trait
- 8. the process of making a protein from RNA
- 11. occurs when an offspring’s phenotype is a blend of the parents’ phenotypes
- 13. occurs when both alleles can be observed in a phenotype
- 15. any of the different forms of a gene
- 16. an organism’s genotype when the two alleles of a gene are different
- 17. a genetic factor that blocks another genetic factor
- 19. a genetic factor that is blocked by the presence of a dominant factor
- 20. a model used to predict possible genotypes and phenotypes of offspring
- 21. the passing of traits from parents to offspring
Down
- 1. the study of how traits are passed from parents to offspring
- 2. an organism’s genotype when the two alleles of a gene are the same
- 4. occurs when multiple genes determine the phenotype of a trait
- 5. the process of making mRNA from DNA
- 7. a change in the nucleotide sequence of a gene
- 9. a type of nucleic acid that carries the code for making proteins from the nucleus to the cytoplasm
- 10. a section on a chromosome that has genetic information for one trait
- 12. a molecule made of a nitrogen base, a sugar, and a phosphate group
- 14. how a trait appears or is expressed
- 18. the process of copying a DNA molecule to make another DNA molecule