Across
- 7. all one allele type for particular trait
- 8. little letter (a)
- 9. second generation
- 10. what causes a mutation
- 12. carried on x or y chromosome often x
- 13. influenced by two or more genes
- 14. square predicts genotypes of crossings
- 17. no alleles are dominant
- 19. codes for protein that determine traits
Down
- 1. failure of chromosomes to separate
- 2. when 1 or more allele is dominant
- 3. first generation
- 4. 2 different alleles for trait
- 5. alleles dominant to recessive ones (A)
- 6. study of heredity and genes
- 11. change in structure of a gene
- 13. parental generation
- 15. genetic material ex. TT Tt tt
- 16. where gene is located on chromosome
- 18. observable characteristic that genotype shows